| Patent | Date | Title | Inventor | Assignee |
| 2228113 | January 7, 1941 | Selective system | HERSEY RALPH E | BELL TELEPHONE LABOR INC |
| 2228071 | January 7, 1941 | Volume control circuits | BJORNSON BJORN G | BELL TELEPHONE LABOR INC |
| 2227909 | January 7, 1941 | Electron discharge apparatus | OHL RUSSELL S | BELL TELEPHONE LABOR INC |
| 2227904 | January 7, 1941 | Piezoelectric crystal apparatus | HIGHT STUART C | BELL TELEPHONE LABOR INC |
| 2227580 | January 7, 1941 | Acoustic device | HARRY WILLIAM R ; MARSHALL ROBERT N | BELL TELEPHONE LABOR INC |
| 2227488 | January 7, 1941 | Telephone system | COLLIS RAYMOND E ; DEHN JOSEPH W ; HERSEY RALPH E ; NEWSOM JAMES B | BELL TELEPHONE LABOR INC |
| 2227487 | January 7, 1941 | Concentric line coupling | CHAFFEE JOSEPH G | BELL TELEPHONE LABOR INC |
| 2228890 | January 14, 1941 | Telegraph exchange system | SINGER FRED J | BELL TELEPHONE LABOR INC |
| 2228866 | January 14, 1941 | Volume control circuits | BJORNSON BJORN G | BELL TELEPHONE LABOR INC |
| 2228341 | January 14, 1941 | Wiping die | CAWTHON SAMUEL C ; WILLIAM MORSING | BELL TELEPHONE LABOR INC WESTERN ELECTRIC CO |
| 2228285 | January 14, 1941 | Rectifier circuit | PENICK DIXON B | BELL TELEPHONE LABOR INC |
| 2228279 | January 14, 1941 | Teletypewriter exchange system | LUCEK CHARLES W | BELL TELEPHONE LABOR INC |
| 2228266 | January 14, 1941 | Signal translating apparatus | FRANK GRAY | BELL TELEPHONE LABOR INC |
| 2229158 | January 21, 1941 | Switching of spare repeater sections | WILSON IRA G | BELL TELEPHONE LABOR INC |
| 2229108 | January 21, 1941 | Switching of spare repeater sections | MAGGIO JOHN B ; TASSEL EARL K VAN ; WILSON IRA G | BELL TELEPHONE LABOR INC |
| 2229090 | January 21, 1941 | Switching of spare repeater sections | KINZER JOHN P | BELL TELEPHONE LABOR INC |
| 2229089 | January 21, 1941 | Switching of spare channel | KINSBURG BORIS J | BELL TELEPHONE LABOR INC |
| 2230104 | January 28, 1941 | Acoustic device | BOSTWICK LEE G | BELL TELEPHONE LABOR INC |
| 2230081 | January 28, 1941 | Printing telegraph counting apparatus | MCCANN THOMAS A | BELL TELEPHONE LABOR INC |
| 2230649 | February 4, 1941 | Variable electric capacity device | MASON WARREN P | BELL TELEPHONE LABOR INC |
| 2230562 | February 4, 1941 | Signaling system | DIMOND THOMAS L | BELL TELEPHONE LABOR INC |
| 2230558 | February 4, 1941 | Electron discharge apparatus | BOWEN ARNOLD E | BELL TELEPHONE LABOR INC |
| 2230364 | February 4, 1941 | Inductance device | PETERSON GLEN | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2230360 | February 4, 1941 | Multiway telephone circuit | DOREN MITCHELL | BELL TELEPHONE LABOR INC |
| 2230357 | February 4, 1941 | Telephone system | LOGAN MASON A | BELL TELEPHONE LABOR INC |
| 2230352 | February 4, 1941 | Coin chute | HOYT FREDERICK A | BELL TELEPHONE LABOR INC |
| 2230256 | February 4, 1941 | Wave amplifying system | MEYERS STANLEY T | BELL TELEPHONE LABOR INC |
| 2231636 | February 11, 1941 | Radio receiver control system | PRUDEN HAROLD M | BELL TELEPHONE LABOR INC |
| 2231634 | February 11, 1941 | Variable frequency wave producing means | NEWTON MONK | BELL TELEPHONE LABOR INC |
| 2231558 | February 11, 1941 | Signal transmission | BOLLMAN JOHN H | BELL TELEPHONE LABOR INC |
| 2231542 | February 11, 1941 | Transmission control circuit | MALLINCKRODT CHARLES O | BELL TELEPHONE LABOR INC |
| 2231538 | February 11, 1941 | Transmission control | KREER JR JOHN G | BELL TELEPHONE LABOR INC |
| 2231527 | February 11, 1941 | Transmission regulation | CHESNUT ROY W | BELL TELEPHONE LABOR INC |
| 2231404 | February 11, 1941 | Electromechanical wave filter | BLACKMAN RALPH B ; EMORY LAKATOS | BELL TELEPHONE LABOR INC |
| 2231375 | February 11, 1941 | Multiplex telegraph system | WATSON EDWARD F | BELL TELEPHONE LABOR INC |
| 2231374 | February 11, 1941 | Negative feedback amplifier | STILLWELL ALBERT L | BELL TELEPHONE LABOR INC |
| 2231365 | February 11, 1941 | Switching device | MATTHEWS EMIL C ; RITCHIE GEORGE A | BELL TELEPHONE LABOR INC |
| 2231085 | February 11, 1941 | Method and apparatus for measuring force factors | MORRISON LOUIS A ; MOTT EDWARD E | BELL TELEPHONE LABOR INC |
| 2231084 | February 11, 1941 | Acoustic device | MORRISON LOUIS A. ; MOTT EDWARD E. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2232642 | February 18, 1941 | Loading system | THOMAS SHAW | BELL TELEPHONE LABOR INC |
| 2232398 | February 18, 1941 | Telephone substation circuit | LUNDSTROM ALEXIS A | BELL TELEPHONE LABOR INC |
| 2232375 | February 18, 1941 | Motor fan mounting | ELIASON OSEAR C ; GENT EDGAR W | BELL TELEPHONE LABOR INC |
| 2232371 | February 18, 1941 | Telephone system | DEHN JOSEPH W ; OSCAR MYERS | BELL TELEPHONE LABOR INC |
| 2232362 | February 18, 1941 | Selective signaling system | BELLOWS BRIAN C ; GRENELL ARTHUR F | BELL TELEPHONE LABOR INC |
| 2232179 | February 18, 1941 | Transmission of guided waves | KING ARCHIE P | BELL TELEPHONE LABOR INC |
| 2232155 | February 18, 1941 | Printing telegraph apparatus | WATSON EDWARD F | BELL TELEPHONE LABOR INC |
| 2231962 | February 18, 1941 | Means for suspending aerial cables | ST JOHN EVERETT | BELL TELEPHONE LABOR INC |
| 2231919 | February 18, 1941 | Grappling device | KENT ROBERT J. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2233384 | February 25, 1941 | Radio receiver | FELDMAN CARL B H | BELL TELEPHONE LABOR INC |
| 2233282 | February 25, 1941 | Telephone system | BUCHANAN RUSSELL B ; KOECHLING CHARLES D | BELL TELEPHONE LABOR INC |
| 2233107 | February 25, 1941 | Wire guide and terminal connector | MILLER VICTOR F | BELL TELEPHONE LABOR INC |
| 2233061 | February 25, 1941 | Control of distortion | EUGENE PETERSON | BELL TELEPHONE LABOR INC |
| 2233056 | February 25, 1941 | Teletypewriter switching system | LARGE WAYNE V K ; SINGER FRED J ; CHARLES WHITE | BELL TELEPHONE LABOR INC |
| 2232866 | February 25, 1941 | Signaling system | PRUDEN HAROLD M | BELL TELEPHONE LABOR INC |
| 2232858 | February 25, 1941 | Frequency meter | LANE RICHARD F | BELL TELEPHONE LABOR INC |
| 2232801 | February 25, 1941 | Signaling system | RESSLER RALPH E | BELL TELEPHONE LABOR INC |
| 2232792 | February 25, 1941 | Method of and apparatus for measuring impedances | LEVIN SAMUEL A | BELL TELEPHONE LABOR INC |
| 2232779 | February 25, 1941 | Method for testing bone conduction | HARVEY FLETCHER | BELL TELEPHONE LABOR INC |
| 2233886 | March 4, 1941 | Acoustic device | COWLEY GREER W ; KANNENBERG WALTER F | BELL TELEPHONE LABOR INC |
| 2233884 | March 4, 1941 | Thermal switch | GENT EDGAR W | BELL TELEPHONE LABOR INC |
| 2233876 | March 4, 1941 | Electrooptical system | SKELLETT ALBERT M | BELL TELEPHONE LABOR INC |
| 2233860 | March 4, 1941 | Modulating system | WISE RAYMOND O | BELL TELEPHONE LABOR INC |
| 2233848 | March 4, 1941 | Audiphone | POLK ROBERT E | BELL TELEPHONE LABOR INC |
| 2233621 | March 4, 1941 | Pole-piece assembly for telegraphones | LOVELL CLARENCE A ; MULLER ARNO H ; WOOLDRIDGE DEAN E | BELL TELEPHONE LABOR INC |
| 2233487 | March 4, 1941 | Gain control circuits | ROBERTSON DONALD D | BELL TELEPHONE LABOR INC |
| 2233473 | March 4, 1941 | Reduction of modulation | DIXON JOHN T | BELL TELEPHONE LABOR INC |
| 2234690 | March 11, 1941 | Inverter oscillator | DEPP WALLACE A | BELL TELEPHONE LABOR INC |
| 2234687 | March 11, 1941 | Balanced vacuum tube circuit | BUDENBOM HORACE T | BELL TELEPHONE LABOR INC |
| 2234587 | March 11, 1941 | Radio direction finding system | BUDENBOM HORACE T. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2234576 | March 11, 1941 | Casing for electrical apparatus | RANGES JOHN E | BELL TELEPHONE LABOR INC |
| 2234213 | March 11, 1941 | Tone signal source for telephone signaling systems | WRATHALL LEISHMAN R | BELL TELEPHONE LABOR INC |
| 2235803 | March 18, 1941 | Telephone system | CARPENTER WARREN W | BELL TELEPHONE LABOR INC |
| 2235678 | March 18, 1941 | Mounting attachment for telephone instruments | HAMMER KARL E | BELL TELEPHONE LABOR INC |
| 2235667 | March 18, 1941 | Relaxation oscillator | BLOUNT FRANK E ; CEDAR GROVE ; SCHENCK ALFRED K | BELL TELEPHONE LABOR INC |
| 2235648 | March 18, 1941 | Telephone coin collector | SHANN OSCAR A ; SMITH ALBERT K | BELL TELEPHONE LABOR INC |
| 2235521 | March 18, 1941 | Frequency indicator | HIGGINS WILLIAM H C | BELL TELEPHONE LABOR INC |
| 2235506 | March 18, 1941 | Ultra short wave radio system | SCHELKUNOFF SERGEI A | BELL TELEPHONE LABOR INC |
| 2235491 | March 18, 1941 | Regulator system | TRUCKSESS DAVID E | BELL TELEPHONE LABOR INC |
| 2235411 | March 18, 1941 | Regenerative repeater | WATSON EDWARD F | BELL TELEPHONE LABOR INC |
| 2235153 | March 18, 1941 | Chain start circuit | HOLDEN WILLIAM H T | BELL TELEPHONE LABOR INC |
| 2235132 | March 18, 1941 | Magnetic telegraphone | WOOLDRIDGE DEAN E | BELL TELEPHONE LABOR INC |
| 2235126 | March 18, 1941 | Magnetic telegraphone | TOWNE CHARLES C | BELL TELEPHONE LABOR INC |
| 2235010 | March 18, 1941 | Ultra-short wave transmitting and receiving system | CHAFFEE JOSEPH G | BELL TELEPHONE LABOR INC |
| 2235007 | March 18, 1941 | Signal transmission system | BJORNSON BJORN G | BELL TELEPHONE LABOR INC |
| 2236393 | March 25, 1941 | Directional antenna | BECK ALFRED C ; FRIIS HARALD T | BELL TELEPHONE LABOR INC |
| 2236392 | March 25, 1941 | Concrete compacting tool | BARRY JOSEPH F ; HARLEY JOSEPH J ; HAYFORD WALTER S | BELL TELEPHONE LABOR INC |
| 2236374 | March 25, 1941 | Remote indication and control | MARRISON WARREN A | BELL TELEPHONE LABOR INC |
| 2236246 | March 25, 1941 | Telephone system | KING GERALD V ; MCKIM JAMES B ; OSCAR MYERS | BELL TELEPHONE LABOR INC |
| 2236172 | March 25, 1941 | Electro-optical system | FRANK GRAY | BELL TELEPHONE LABOR INC |
| 2236157 | March 25, 1941 | Contact chatter measuring device | REA WILTON T | BELL TELEPHONE LABOR INC |
| 2236041 | March 25, 1941 | Electron discharge device | TEAL GORDON K | BELL TELEPHONE LABOR INC |
| 2236012 | March 25, 1941 | Electron discharge device | SHOCKLEY WILLIAM | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2235910 | March 25, 1941 | Telephone system | WELCH PAUL V | BELL TELEPHONE LABOR INC |
| 2235896 | March 25, 1941 | Communication cable apparatus mounting | MATTHEWS EDGAR M | BELL TELEPHONE LABOR INC |
| 2235890 | March 25, 1941 | Telephone system | KING RALPH E ; MILLER OHMER R | BELL TELEPHONE LABOR INC |
| 2237154 | April 1, 1941 | Telegraph exchange system | LOCKE GEORGE A ; KINKEAD FULLERTON S | BELL TELEPHONE LABOR INC |
| 2237135 | April 1, 1941 | Relaxation oscillator | DEPP WALLACE A | BELL TELEPHONE LABOR INC |
| 2236977 | April 1, 1941 | Testing of electronic discharge devices | SHOWER EDMUND G | BELL TELEPHONE LABOR INC |
| 2236973 | April 1, 1941 | Telephone substation apparatus | KING DOUGLAS H | BELL TELEPHONE LABOR INC |
| 2236893 | April 1, 1941 | Radiant energy distance determining system | CHAFFEE JOSEPH G | BELL TELEPHONE LABOR INC |
| 2236856 | April 1, 1941 | Modulating system | PENICK DIXON B | BELL TELEPHONE LABOR INC |
| 2236690 | April 1, 1941 | Negative impedance circuit | MATHES ROBERT C | BELL TELEPHONE LABOR INC |
| 2236684 | April 1, 1941 | Inductive device | HAGEMANN EDWIN C | BELL TELEPHONE LABOR INC |
| 2236661 | April 1, 1941 | Control of space discharge apparatus | WILSON IRA G | BELL TELEPHONE LABOR INC |
| 2236571 | April 1, 1941 | Coin collector | HOYT FREDERICK A ; SHANN OSCAR A | BELL TELEPHONE LABOR INC |
| 2236568 | April 1, 1941 | Receiver cap acoustic filter | EDSON ROBERT C | BELL TELEPHONE LABOR INC |
| 2236524 | April 1, 1941 | Communication system | CURTIS AUSTEN M ; MELHOSE ALFRED E | BELL TELEPHONE LABOR INC |
| 2236499 | April 1, 1941 | Telephone system | ORFEO CESAREO ; RIPPERE ROBERT O | BELL TELEPHONE LABOR INC |
| 2237929 | April 8, 1941 | Automatic balancing system | CUMMINGS GEORGE C | BELL TELEPHONE LABOR INC |
| 2237906 | April 8, 1941 | Telephone system | KING GERALD V | BELL TELEPHONE LABOR INC |
| 2237899 | April 8, 1941 | Speech wave detecting circuit | BJORNSON BJORN G | BELL TELEPHONE LABOR INC |
| 2237767 | April 8, 1941 | Registering system | LIONEL SCHOTT | BELL TELEPHONE LABOR INC |
| 2237752 | April 8, 1941 | Headset | CLARKE HARRY R | BELL TELEPHONE LABOR INC |
| 2237742 | April 8, 1941 | Telephone system | LUNDSTROM ALEXIS A | BELL TELEPHONE LABOR INC |
| 2237419 | April 8, 1941 | Telephone system | FERRELL ENOCH B | BELL TELEPHONE LABOR INC |
| 2237413 | April 8, 1941 | Telephone system | CLARK JOHN W | BELL TELEPHONE LABOR INC |
| 2237326 | April 8, 1941 | Apparatus for measuring acceleration | BARRY JOSEPH F | BELL TELEPHONE LABOR INC |
| 2237323 | April 8, 1941 | Resistance device | WEST JOHN W | BELL TELEPHONE LABOR INC |
| 2238601 | April 15, 1941 | Telephotography | REYNOLDS FREDERICK W | BELL TELEPHONE LABOR INC |
| 2238555 | April 15, 1941 | Voice operated mechanism | DUDLEY HOMER W | BELL TELEPHONE LABORATORATIES |
| 2238469 | April 15, 1941 | Signaling system | HOLDEN WILLIAM H T | BELL TELEPHONE LABOR INC |
| 2238142 | April 15, 1941 | Teletypewriter switching system | ALLAN WEAVER | BELL TELEPHONE LABOR INC |
| 2238126 | April 15, 1941 | Trouble recorder | OSCAR MYERS | BELL TELEPHONE LABOR INC |
| 2238070 | April 15, 1941 | Broadcast switching system | MURPHY PAUL B | BELL TELEPHONE LABOR INC |
| 2238028 | April 15, 1941 | Telegrad | BARNEY HAROLD L ; BERGER URIAH S ; MELHOSE ALFRED E | BELL TELEPHONE LABOR INC |
| 2240309 | April 29, 1941 | Piezoelectric crystal apparatus | MASON WARREN P | BELL TELEPHONE LABOR INC |
| 2240306 | April 29, 1941 | Electromechanical filter | EMORY LAKATOS | BELL TELEPHONE LABOR INC |
| 2240286 | April 29, 1941 | Amplifier | COUSINS VAN M | BELL TELEPHONE LABOR INC |
| 2240142 | April 29, 1941 | Wave filter | LOVELL GEORGE H | BELL TELEPHONE LABOR INC |
| 2240140 | April 29, 1941 | Distortion reduction in wave transmission | KRIST HENRY K | BELL TELEPHONE LABOR INC |
| 2240039 | April 29, 1941 | Selector switch | HICKMAN CLARENCE N | BELL TELEPHONE LABOR INC |
| 2239775 | April 29, 1941 | Radio communication | BRUCE EDMOND | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2239771 | April 29, 1941 | Electrically conductive device and its manufacture | BECKER JOSEPH A | BELL TELEPHONE LABOR INC |
| 2239702 | April 29, 1941 | Synchronizing system | COLE IRA E | BELL TELEPHONE LABOR INC |
| 2241258 | May 6, 1941 | Teletypewriter switching system | GARDNER LELAND A ; SINGER FRED J ; WATSON EDWARD F | BELL TELEPHONE LABOR INC |
| 2241256 | May 6, 1941 | Circuit for cathode ray tubes | GOULD KING E | BELL TELEPHONE LABOR INC |
| 2241228 | May 6, 1941 | Coating machine | WEINHART HOWARD W. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2241031 | May 6, 1941 | Telephone system | HOLDEN WILLIAM H T ; HUBBARD FRANCIS A | BELL TELEPHONE LABOR INC |
| 2241016 | May 6, 1941 | Telephone system | KING GERALD V ; KORN FRANKLIN A ; MCALPINE RODERICK K | BELL TELEPHONE LABOR INC |
| 2240941 | May 6, 1941 | Oscillation source of the spark discharge gap type | OHL RUSSELL S | BELL TELEPHONE LABOR INC |
| 2240929 | May 6, 1941 | Testing apparatus | HAYS JAMES B | BELL TELEPHONE LABOR INC |
| 2240686 | May 6, 1941 | Fluid driven motor | BOND WALTER L | BELL TELEPHONE LABOR INC |
| 2240685 | May 6, 1941 | Cutting tool | BOND WALTER L | BELL TELEPHONE LABOR INC |
| 2240589 | May 6, 1941 | Relay | WAGAR HAROLD N | BELL TELEPHONE LABOR INC |
| 2240579 | May 6, 1941 | Flexible conductor | SCHUMACHER EARLE E ; SOUDEN ALEXANDER G | BELL TELEPHONE LABOR INC |
| 2241882 | May 13, 1941 | Designation strip | HECHT RUDOLPH A | BELL TELEPHONE LABOR INC |
| 2242878 | May 20, 1941 | Design of broad band repeaters | BODE HENDRIK W | BELL TELEPHONE LABOR INC |
| 2242791 | May 20, 1941 | Radio receiving system | OHL RUSSELL S | BELL TELEPHONE LABOR INC |
| 2242776 | May 20, 1941 | Telephone system | CLARK JOHN W ; SCHIMPF LUTHER G | BELL TELEPHONE LABOR INC |
| 2242757 | May 20, 1941 | Piezoelectric device | ROMANOW FRANK F | BELL TELEPHONE LABOR INC |
| 2242756 | May 20, 1941 | Piezoelectric device | POPE THOMAS J. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2242755 | May 20, 1941 | Acoustic device | POPE THOMAS J | BELL TELEPHONE LABOR INC |
| 2242640 | May 20, 1941 | Telephone system | BELLOWS BRIAN C ; EAGON LLOYD L | BELL TELEPHONE LABOR INC |
| 2242397 | May 20, 1941 | Telephone system | KATER JOSEPH A | BELL TELEPHONE LABOR INC |
| 2242324 | May 20, 1941 | Testing device | REA WILTON T | BELL TELEPHONE LABOR INC |
| 2242285 | May 20, 1941 | Telephone system | BLACKWELL OTTO B | BELL TELEPHONE LABOR INC |
| 2242284 | May 20, 1941 | Mechanical amplifier | BENNETT ARTHUR F ; POLK ROBERT E ; TUFFNELL WILLIAM L | BELL TELEPHONE LABOR INC |
| 2243527 | May 27, 1941 | Production of artificial speech | DUDLEY HOMER W - | BELL TELEPHONE LABOR INC, United States of America (US) |
| 2243526 | May 27, 1941 | Production of artificial speech | DUDLEY HOMER W | BELL TELEPHONE LABOR INC |
| 2243525 | May 27, 1941 | Production of artificial speech | DUDLEY HOMER W | BELL TELEPHONE LABOR INC |
| 2243426 | May 27, 1941 | Ultra high frequency system | KIRCHER REYMOND J | BELL TELEPHONE LABOR INC |
| 2243399 | May 27, 1941 | Contact operating device | SKELLETT ALBERT M | BELL TELEPHONE LABOR INC |
| 2243215 | May 27, 1941 | Regenerative impulse repeater | LARGE WAYNE V K | BELL TELEPHONE LABOR INC |
| 2243214 | May 27, 1941 | Frequency modulation receiver | KRAUTH EDWIN A | BELL TELEPHONE LABOR INC |
| 2243090 | May 27, 1941 | Sound record | DUDLEY HOMER W - | BELL TELEPHONE LABOR INC, United States of America (US) |
| 2243089 | May 27, 1941 | System for the artificial production of vocal or other sounds | DUDLEY HOMER W - | BELL TELEPHONE LABOR INC, United States of America (US) |
| 2244513 | June 3, 1941 | Sweep circuit for cathode ray oscillograph | BURTON EVERETT T | BELL TELEPHONE LABOR INC |
| 2244338 | June 3, 1941 | Contact chatter indicator | KREBS LUTHER E | BELL TELEPHONE LABOR INC |
| 2244318 | June 3, 1941 | Electron discharge device | SKELLETT ALBERT M | BELL TELEPHONE LABOR INC |
| 2244013 | June 3, 1941 | Electric circuit | KNOOP WILLIAM A | BELL TELEPHONE LABOR INC |
| 2244004 | June 3, 1941 | Telephone system | ERWIN EDSON L | BELL TELEPHONE LABOR INC |
| 2243911 | June 3, 1941 | Alternating current relay | EMORY LAKATOS | BELL TELEPHONE LABOR INC |
| 2243851 | June 3, 1941 | Wire line transmission | BOOTH RICHARD P ; ODARENKO TODES M | BELL TELEPHONE LABOR INC |
| 2245391 | June 10, 1941 | Polarized relay | DICKTEN JR EMIL | BELL TELEPHONE LABOR INC |
| 2245364 | June 10, 1941 | Cathode ray device | RIESZ ROBERT R ; WERTZ HUGH S | BELL TELEPHONE LABOR INC |
| 2245160 | June 10, 1941 | Telephone system | SCHIMPF LUTHER G | BELL TELEPHONE LABOR INC |
| 2245159 | June 10, 1941 | Electron discharge apparatus | SAMUEL ARTHUR L | BELL TELEPHONE LABOR INC |
| 2244700 | June 10, 1941 | Telephone system | HORTON JR ARTHUR W | BELL TELEPHONE LABOR INC |
| 2246328 | June 17, 1941 | Asymmetrical conductor and method of making the same | SMITH GEORGE O | BELL TELEPHONE LABOR INC |
| 2246307 | June 17, 1941 | Signal transmission line | KRIST HENRY K | BELL TELEPHONE LABOR INC |
| 2246286 | June 17, 1941 | Cable plug | HAMILTON BAILLARD | BELL TELEPHONE LABOR INC |
| 2246119 | June 17, 1941 | Telephone party line working | BADGLEY ROBERT H | BELL TELEPHONE LABOR INC |
| 2246064 | June 17, 1941 | Electrical contact protection | REA WILTON T | BELL TELEPHONE LABOR INC |
| 2246058 | June 17, 1941 | Compensation for variations in phase change | NEWTON MONK | BELL TELEPHONE LABOR INC |
| 2246046 | June 17, 1941 | Timing mechanism | HOLDEN WILLIAM H T | BELL TELEPHONE LABOR INC |
| 2245814 | June 17, 1941 | Coin collector apparatus | PEEK JR ROBERT L | BELL TELEPHONE LABOR INC |
| 2245666 | June 17, 1941 | Method of making mortar bandages | HARDESTY JAMES M | BELL TELEPHONE LABOR INC |
| 2245660 | June 17, 1941 | Radio system | FELDMAN CARL B H ; FRIIS HARALD T | BELL TELEPHONE LABOR INC |
| 2245624 | June 17, 1941 | Electron discharge apparatus | TEAL GORDON K | BELL TELEPHONE LABOR INC |
| 2245614 | June 17, 1941 | Electron discharge device | WILLIAM SHOCKLEY | BELL TELEPHONE LABOR INC |
| 2245605 | June 17, 1941 | Electron multiplier | PIERCE JOHN R ; WILLIAM SHOCKLEY | BELL TELEPHONE LABOR INC |
| 2245599 | June 17, 1941 | Feedback amplifier | LLEWELLYN FREDERICK B | BELL TELEPHONE LABOR INC |
| 2245598 | June 17, 1941 | Wave translation system | LLEWELLYN FREDERICK B | BELL TELEPHONE LABOR INC |
| 2245581 | June 17, 1941 | Electron discharge device | EKSTRAND STURE O | BELL TELEPHONE LABOR INC |
| 2245565 | June 17, 1941 | Wave translating system | BLACK HAROLD S | BELL TELEPHONE LABOR INC |
| 2247328 | June 24, 1941 | Receiving circuit for signaling systems | DAVEY JAMES R | BELL TELEPHONE LABOR INC |
| 2247214 | June 24, 1941 | Oscillograph apparatus | WAGAR HAROLD N | BELL TELEPHONE LABOR INC |
| 2247055 | June 24, 1941 | Telephone system | HENRY HOVLAND | BELL TELEPHONE LABOR INC |
| 2247028 | June 24, 1941 | Telephone booth cooling apparatus | KUNTZ FRANK A | BELL TELEPHONE LABOR INC |
| 2247027 | June 24, 1941 | Dialing tool | KUHN JOHN J ; PRITCHARD WILLIAM T ; SAUNDERS ARTHUR R | BELL TELEPHONE LABOR INC |
| 2246952 | June 24, 1941 | Signaling system | REA WILTON T | BELL TELEPHONE LABOR INC |
| 2246919 | June 24, 1941 | Latching device | KRANTZ HUBERT K | BELL TELEPHONE LABOR INC |
| 2246698 | June 24, 1941 | Call transmitter device | ROBERTS JOHN G ; DOBBS FERRY ; RICHARD CHARLES D | BELL TELEPHONE LABOR INC |
| 2246697 | June 24, 1941 | Telephone call transmitter | RICHARD CHARLES D | BELL TELEPHONE LABOR INC |
| 2246688 | June 24, 1941 | Automatic frequency control | KIRCHER REYMOND J | BELL TELEPHONE LABOR INC |
| 2246655 | June 24, 1941 | Tape splicer | BACON WALTER M | BELL TELEPHONE LABOR INC |
| 2246590 | June 24, 1941 | Telephone coin collector | HOYT FREDERICK A | BELL TELEPHONE LABOR INC |
| 2246585 | June 24, 1941 | Soldering copper stand | HAMPTON LEON N ; SHANGLE AMOS H | BELL TELEPHONE LABOR INC |
| 2246576 | June 24, 1941 | Machine ringing system | DARROW WIRT E ; PETERSON GEORGE H ; YOST LLOYD A | BELL TELEPHONE LABOR INC |
| 2246534 | June 24, 1941 | Alternating current wave production | EUGENE PETERSON | BELL TELEPHONE LABOR INC |
| 2246505 | June 24, 1941 | Control system | COLE IRA E | BELL TELEPHONE LABOR INC |
| 2247960 | July 1, 1941 | Tuning fork | EUGENE MICHAELS SIMON | BELL TELEPHONE LABOR INC |
| 2247936 | July 1, 1941 | Apparatus casing | BISHOP WALTER M | BELL TELEPHONE LABOR INC |
| 2247666 | July 1, 1941 | Directional antenna system | POTTER RALPH K | BELL TELEPHONE LABOR INC |
| 2247662 | July 1, 1941 | Radiant energy distance measuring system | NEWHOUSE RUSSELL C | BELL TELEPHONE LABOR INC |
| 2247646 | July 1, 1941 | Terminal block | TERRY ROY V | BELL TELEPHONE LABOR INC |
| 2247559 | July 1, 1941 | Wiping solder | PHIPPS GEORGE S ; SCHUMACHER EARLE E | BELL TELEPHONE LABOR INC |
| 2247493 | July 1, 1941 | Mercury contact relay | HARRISON HENRY C ; POLLARD CHARLES E | BELL TELEPHONE LABOR INC |
| 2248810 | July 8, 1941 | Telephone booth | CORSO FRANK S | BELL TELEPHONE LABOR INC |
| 2248776 | July 8, 1941 | Wave filter | OCH HENRY G | BELL TELEPHONE LABOR INC |
| 2248746 | July 8, 1941 | Signal wave transmission system | DAVIS KINGSBURY H | BELL TELEPHONE LABOR INC |
| 2248569 | July 8, 1941 | Magnetic micrometer | ELLWOOD WALTER B | BELL TELEPHONE LABOR INC |
| 2248566 | July 8, 1941 | Telephone system | BUSCH ALOYSIUS J | BELL TELEPHONE LABOR INC |
| 2248545 | July 8, 1941 | Contact testing device | MCCONNELL JOHN H | BELL TELEPHONE LABOR INC |
| 2248250 | July 8, 1941 | Single side-band modulation | EUGENE PETERSON | BELL TELEPHONE LABOR INC |
| 2248215 | July 8, 1941 | Radio direction and distance indicating system | BUDENBOM HORACE T | BELL TELEPHONE LABOR INC |
| 2248212 | July 8, 1941 | Telephone system | ALBERT WALTER P | BELL TELEPHONE LABOR INC |
| 2248146 | July 8, 1941 | Telephone system | WILLIAMS SAMUEL B | BELL TELEPHONE LABOR INC |
| 2248057 | July 8, 1941 | Electrical cutting device | BOND WALTER L. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2248044 | July 8, 1941 | Transposition insulator | DEHMEL RICHARD C | BELL TELEPHONE LABOR INC |
| 2248040 | July 8, 1941 | Telephone system | BEAUMONT WILLIAM M | BELL TELEPHONE LABOR INC |
| 2249599 | July 15, 1941 | Electrical contact device | BURNS ROBERT M ; TOLMAN EDWARD M | BELL TELEPHONE LABOR INC |
| 2249577 | July 15, 1941 | Polarized relay | PEEK JR ROBERT L | BELL TELEPHONE LABOR INC |
| 2249440 | July 15, 1941 | Wave filter | SYKES ROGER A | BELL TELEPHONE LABOR INC |
| 2249429 | July 15, 1941 | Teletypewriter switching system | KINKEAD FULLERTON S | BELL TELEPHONE LABOR INC |
| 2249415 | July 15, 1941 | Wave filter | BODE HENDRIK W | BELL TELEPHONE LABOR INC |
| 2249362 | July 15, 1941 | Operator's position circuit | IRVINE FRANK S | BELL TELEPHONE LABOR INC |
| 2249323 | July 15, 1941 | Testing apparatus | DOREN MITCHELL | BELL TELEPHONE LABOR INC |
| 2249161 | July 15, 1941 | Electroacoustic device | MOTT EDWARD E | BELL TELEPHONE LABOR INC |
| 2249160 | July 15, 1941 | Acoustic device | MOTT EDWARD E | BELL TELEPHONE LABOR INC |
| 2249158 | July 15, 1941 | Electroacoustic transducer | MORRISON LOUIS A | BELL TELEPHONE LABOR INC |
| 2249156 | July 15, 1941 | Telephone system | MERRILL JR JOSIAH L | BELL TELEPHONE LABOR INC |
| 2249154 | July 15, 1941 | Telephone ringing system | MAURER KEITH L | BELL TELEPHONE LABOR INC |
| 2249133 | July 15, 1941 | Automatic balancing system | HEARN RICHARD B | BELL TELEPHONE LABOR INC |
| 2249131 | July 15, 1941 | Method of and apparatus for testing receivers | ERHARD HARTMANN ; KREBS LUTHER E | BELL TELEPHONE LABOR INC |
| 2249067 | July 15, 1941 | Telephone system | WADSWORTH PAUL W | BELL TELEPHONE LABOR INC |
| 2248995 | July 15, 1941 | Telephone system | HUBBARD FRANCIS A | BELL TELEPHONE LABOR INC |
| 2248986 | July 15, 1941 | Electro-optical system | FRANK GRAY | BELL TELEPHONE LABOR INC |
| 2248985 | July 15, 1941 | Electro-optical apparatus | GRAY FRANK | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2250283 | July 22, 1941 | Electron discharge device | TEAL GORDON K | BELL TELEPHONE LABOR INC |
| 2250264 | July 22, 1941 | Telephone ringing system | INGRAM SYDNEY B | BELL TELEPHONE LABOR INC |
| 2250173 | July 22, 1941 | Coin control circuit | ALLISON SEWELL W ; MCKIM JAMES B ; ROBB THEODORE D | BELL TELEPHONE LABOR INC |
| 2250172 | July 22, 1941 | Electrical wave amplification | WILSON IRA G | BELL TELEPHONE LABOR INC |
| 2250156 | July 22, 1941 | Electrical connection | LAWRENCE FERGUSON | BELL TELEPHONE LABOR INC |
| 2250104 | July 22, 1941 | Frequency regulation | MORRISON JOHN F | BELL TELEPHONE LABOR INC |
| 2250101 | July 22, 1941 | Telephone system | HUBBARD FRANCIS A | BELL TELEPHONE LABOR INC |
| 2250100 | July 22, 1941 | Signaling system | HUBBARD FRANCIS A | BELL TELEPHONE LABOR INC |
| 2249950 | July 22, 1941 | Method of preparing linear polyesters | FULLER CALVIN S | BELL TELEPHONE LABOR INC |
| 2249931 | July 22, 1941 | Indicating and control circuits | BARNEY HAROLD L | BELL TELEPHONE LABOR INC |
| 2249854 | July 22, 1941 | Signaling system | REHM THEODORE C | BELL TELEPHONE LABOR INC |
| 2249835 | July 22, 1941 | Magnetostrictive vibrator | EMORY LAKATOS | BELL TELEPHONE LABOR INC |
| 2249808 | July 22, 1941 | Drainage system | CASH CLAUDE C | BELL TELEPHONE LABOR INC |
| 2249747 | July 22, 1941 | Regulating system | COLE IRA E | BELL TELEPHONE LABOR INC |
| 2251073 | July 29, 1941 | Coin collector | SHANN OSCAR A | BELL TELEPHONE LABOR INC |
| 2251056 | July 29, 1941 | Dust excluding device | IRWIN JAMES R | BELL TELEPHONE LABOR INC |
| 2251044 | July 29, 1941 | Regulator system | FAIRWEATHER BURTON A ; TERRY DONALD M | BELL TELEPHONE LABOR INC |
| 2250934 | July 29, 1941 | System and method for production of electromagnetic waves | OHL RUSSELL S | BELL TELEPHONE LABOR INC |
| 2250927 | July 29, 1941 | Electron discharge device | DAVISSON CLINTON J | BELL TELEPHONE LABOR INC |
| 2250529 | July 29, 1941 | Signal translating apparatus | FRANK GRAY ; JOHNSON JOHN B | BELL TELEPHONE LABOR INC |
| 2250528 | July 29, 1941 | Signal translating system and apparatus | FRANK GRAY | BELL TELEPHONE LABOR INC |
| 2250527 | July 29, 1941 | Signal translating apparatus | FRANK GRAY | BELL TELEPHONE LABOR INC |
| 2251356 | August 5, 1941 | Constant coefficient mechanical element | HARRIS JAMES E. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2251346 | August 5, 1941 | Telephone system | EDWARD VROOM | BELL TELEPHONE LABOR INC |
| 2251332 | August 5, 1941 | Cathode ray device | FRANK GRAY | BELL TELEPHONE LABOR INC |
| 2251322 | August 5, 1941 | Telegraphone | BUHRENDORF FREDERICK G | BELL TELEPHONE LABOR INC |
| 2251276 | August 5, 1941 | Circuits for directionally controlling signal transmission in twoway signal transmission systems | FISHER HAROLD J | BELL TELEPHONE LABOR INC |
| 2252679 | August 12, 1941 | Preventing singing in telephone repeaters | HAWKINS RUSSELL S | BELL TELEPHONE LABOR INC |
| 2252629 | August 12, 1941 | Supervisory signal system | HAROLD HANLEY FRANK ; CARTER FRANK J ; HOWARD DAVIDSMEYER ORVILLE ; LAMBERSON OTHA M | AMERICAN TELEPHONE & TELEGRAPH BELL TELEPHONE LABOR INC |
| 2252503 | August 12, 1941 | Generation and transmission of high frequency oscillations | BOWEN ARNOLD E | BELL TELEPHONE LABOR INC |
| 2252293 | August 12, 1941 | Modulation system | OHL RUSSELL S | BELL TELEPHONE LABOR INC |
| 2251933 | August 12, 1941 | Switching device | HARRISON HENRY C | BELL TELEPHONE LABOR INC |
| 2253337 | August 19, 1941 | Diode-triode apparatus | EDWARD LACEY | BELL TELEPHONE LABOR INC |
| 2253335 | August 19, 1941 | Circuit controlling device | KRANTZ HUBERT K | BELL TELEPHONE LABOR INC |
| 2253314 | August 19, 1941 | Time delay relay | THORALF AAMODT | BELL TELEPHONE LABOR INC |
| 2253189 | August 19, 1941 | Transmission device | MECHLING EUGENE B | BELL TELEPHONE LABOR INC |
| 2253135 | August 19, 1941 | Mercury switch | POLLARD CHARLES E | BELL TELEPHONE LABOR INC |
| 2253085 | August 19, 1941 | Machine tool | MORRELL MILLARD E | BELL TELEPHONE LABOR INC |
| 2253079 | August 19, 1941 | Electrical transmission circuit | MACNAIR WALTER A | BELL TELEPHONE LABOR INC |
| 2252899 | August 19, 1941 | Method of manufacturing contact springs | REYNOLDS JOHN N | BELL TELEPHONE LABOR INC |
| 2252875 | August 19, 1941 | Call transmitter device | WHEELER CLYDE H | BELL TELEPHONE LABOR INC |
| 2252870 | August 19, 1941 | Carrier frequency heterodyne oscillator | THADDEUS SLONCZEWSKI | BELL TELEPHONE LABOR INC |
| 2252766 | August 19, 1941 | Signaling system | HOLDEN WILLIAM H T | BELL TELEPHONE LABOR INC |
| 2252747 | August 19, 1941 | Neutralizing arrangement for telegraph circuits | WILKERSON JEFFERSON R | BELL TELEPHONE LABOR INC |
| 2254037 | August 26, 1941 | Polarized relay | HARRISON HENRY C | BELL TELEPHONE LABOR INC |
| 2254036 | August 26, 1941 | Phase control | FRANK GRAY | BELL TELEPHONE LABOR INC |
| 2254034 | August 26, 1941 | Sound rerecording system | HARVEY FLETCHER | BELL TELEPHONE LABOR INC |
| 2253863 | August 26, 1941 | Coin collector apparatus | MELICK JOHN M | BELL TELEPHONE LABOR INC |
| 2253856 | August 26, 1941 | Relay | HARRISON HENRY C | BELL TELEPHONE LABOR INC |
| 2253650 | August 26, 1941 | Telephone call transmitter | RICHARD CHARLES D | BELL TELEPHONE LABOR INC |
| 2253621 | August 26, 1941 | Signaling system | HORTON JR ARTHUR W | BELL TELEPHONE LABOR INC |
| 2253583 | August 26, 1941 | Ground potential compensator | ROBERTS LELAND C | BELL TELEPHONE LABOR INC |
| 2253577 | August 26, 1941 | Resistance device | PEARSON GERALD L ; STUCKY JR JOSEPH B | BELL TELEPHONE LABOR INC |
| 2253503 | August 26, 1941 | Generation and transmission of high frequency oscillations | BOWEN ARNOLD E | BELL TELEPHONE LABOR INC |
| 2254852 | September 2, 1941 | Oscillation generator | MILLER RALPH L | BELL TELEPHONE LABOR INC |
| 2254733 | September 2, 1941 | Control of two-way telephone systems | DICKIESON ALTON C | BELL TELEPHONE LABOR INC |
| 2254723 | September 2, 1941 | Subscriber line circuit | ALLEN LAWRENCE H | BELL TELEPHONE LABOR INC |
| 2254614 | September 2, 1941 | Electro-optical scanning system | MATTKE CHARLES F | BELL TELEPHONE LABOR INC |
| 2254601 | September 2, 1941 | Automatic measuring of cross talk | FELCH JR EDWIN P | BELL TELEPHONE LABOR INC |
| 2254589 | September 2, 1941 | Pulse delay relay | THORALF AAMODT | BELL TELEPHONE LABOR INC |
| 2254378 | September 2, 1941 | Telephone system | MALLINA RUDOLPH F | BELL TELEPHONE LABOR INC |
| 2254377 | September 2, 1941 | Repeater station | MAGGLO JOHN B | BELL TELEPHONE LABOR INC |
| 2254278 | September 2, 1941 | Mechanical amplifier | FALEY GEORGE J V | BELL TELEPHONE LABOR INC |
| 2254265 | September 2, 1941 | Electron discharge apparatus | EDMOND BRUCE | BELL TELEPHONE LABOR INC |
| 2254264 | September 2, 1941 | Electron discharge apparatus | EDMOND BRUCE | BELL TELEPHONE LABOR INC |
| 2254205 | September 2, 1941 | Signal transmission system | BOLLMAN JOHN H | BELL TELEPHONE LABOR INC |
| 2255596 | September 9, 1941 | Teletypewriter switching system | BONORDEN ALLEN R | BELL TELEPHONE LABOR INC |
| 2255595 | September 9, 1941 | Signaling system | BONORDEN ALLEN R | BELL TELEPHONE LABOR INC |
| 2257568 | September 30, 1941 | Communication system | MATHES ROBERT C | BELL TELEPHONE LABOR INC |
| 2258439 | October 7, 1941 | Multiplex transmission with phase discrimination | BENNETT WILLIAM R | BELL TELEPHONE LABOR INC |
| 2258437 | October 7, 1941 | Gas tube | BADGLEY ROBERT H | BELL TELEPHONE LABOR INC |
| 2258276 | October 7, 1941 | Apparatus for measuring the elastic properties of materials | BOETTLER JACOB R ; WERRING WALTER W | BELL TELEPHONE LABOR INC |
| 2258275 | October 7, 1941 | Repeatered transmission system | BLACK HAROLD S | BELL TELEPHONE LABOR INC |
| 2258128 | October 7, 1941 | Wave translating system | BLACK HAROLD S | BELL TELEPHONE LABOR INC |
| 2257963 | October 7, 1941 | Rod withdrawing tool | KENT ROBERT J | BELL TELEPHONE LABOR INC |
| 2257894 | October 7, 1941 | Telephone system | WINSOR JR PAUL | BELL TELEPHONE LABOR INC |
| 2257882 | October 7, 1941 | Telephone system | LUNDSTROM ALEXIS A | BELL TELEPHONE LABOR INC |
| 2257806 | October 7, 1941 | Echo suppressing circuit | DOREN MITCHELL | BELL TELEPHONE LABOR INC |
| 2257795 | October 7, 1941 | Electron discharge apparatus and circuits | FRANK GRAY | BELL TELEPHONE LABOR INC |
| 2257783 | October 7, 1941 | Guided wave transmission | BOWEN ARNOLD E | BELL TELEPHONE LABOR INC |
| 2259317 | October 14, 1941 | Piezoelectric crystal apparatus | MASON WARREN P | BELL TELEPHONE LABOR INC |
| 2259309 | October 14, 1941 | Chronometric instrument | HIBBARD FRANK H | BELL TELEPHONE LABOR INC |
| 2259284 | October 14, 1941 | Sweep circuits | BALDWIN JR MILLARD W | BELL TELEPHONE LABOR INC |
| 2259103 | October 14, 1941 | Automatic switching device | DRAKE PERCY B | BELL TELEPHONE LABOR INC |
| 2259101 | October 14, 1941 | Telephone system | DAVIS RICHARD C ; NEWSOM JAMES B ; STRICKLER WALTER B | BELL TELEPHONE LABOR INC |
| 2259100 | October 14, 1941 | Operator's position circuit | DAHL JACK F | BELL TELEPHONE LABOR INC |
| 2259000 | October 14, 1941 | Transmission of frequency modulated waves | HARRY NYQUIST | BELL TELEPHONE LABOR INC |
| 2258980 | October 14, 1941 | Telephone system | EAGON LLOYD L ; NEW YORK JAMES B MCKIM | BELL TELEPHONE LABOR INC |
| 2258974 | October 14, 1941 | Wave transmission network | DAGNALL CLARENCE H | BELL TELEPHONE LABOR INC |
| 2258966 | October 14, 1941 | Control of transmission in two-way signaling systems | BJORNSON BJORN G | BELL TELEPHONE LABOR INC |
| 2258958 | October 14, 1941 | Conductive device | PEARSON GERALD L | BELL TELEPHONE LABOR INC |
| 2258953 | October 14, 1941 | Antenna system | HIGGINS WILLIAM H C | BELL TELEPHONE LABOR INC |
| 2258662 | October 14, 1941 | Sound transmission system | SNOW WILLIAM B | BELL TELEPHONE LABOR INC |
| 2258651 | October 14, 1941 | Telephone system | HENRY HOVLAND | BELL TELEPHONE LABOR INC |
| 2258646 | October 14, 1941 | Resistance material | GRISDALE RICHARD O | BELL TELEPHONE LABOR INC |
| 2260202 | October 21, 1941 | Sound film recording or reproducing device | WENTE EDWARD C | BELL TELEPHONE LABOR INC |
| 2260170 | October 21, 1941 | Transmission system embodying loud-speakers | CURT HERBERT C | BELL TELEPHONE LABOR INC |
| 2260160 | October 21, 1941 | Location and identification of faults in signaling transmission systems | BENNING HARVEY H ; LEIBE FRANK A | BELL TELEPHONE LABOR INC |
| 2259978 | October 21, 1941 | Condenser dielectric and method of preparing it | MCLEAN DAVID A | BELL TELEPHONE LABOR INC |
| 2259957 | October 21, 1941 | Piezoelectric crystal holder | KOERNER LAWRENCE F | BELL TELEPHONE LABOR INC |
| 2259953 | October 21, 1941 | Switching device | FLANDERS PAUL B ; POLLARD CHARLES E | BELL TELEPHONE LABOR INC |
| 2259945 | October 21, 1941 | Transmission control | VELIA ALTON C | BELL TELEPHONE LABOR INC |
| 2259661 | October 21, 1941 | Electrical switch | POLLARD CHARLES E | BELL TELEPHONE LABOR INC |
| 2259637 | October 21, 1941 | Telegraph repeater | HEARN RICHARD B | BELL TELEPHONE LABOR INC |
| 2259529 | October 21, 1941 | Piezoelectric crystal apparatus | MASON WARREN P | BELL TELEPHONE LABOR INC |
| 2259528 | October 21, 1941 | Crystal controlled oscillator for ultra-high frequencies | MASON WARREN P | BELL TELEPHONE LABOR INC |
| 2259514 | October 21, 1941 | Electromagnetic device | BRANSON DAVID E | BELL TELEPHONE LABOR INC |
| 2260722 | October 28, 1941 | Telephone system | LOW FRANK K | BELL TELEPHONE LABOR INC |
| 2260709 | October 28, 1941 | Television system | FRANK GRAY | BELL TELEPHONE LABOR INC |
| 2260707 | October 28, 1941 | Crystal controlled oscillator for ultra-high frequencies | FAIR IRVIN E | BELL TELEPHONE LABOR INC |
| 2260524 | October 28, 1941 | Telephone system | HERSEY RALPH E | BELL TELEPHONE LABOR INC |
| 2260522 | October 28, 1941 | Coin collector apparatus | HENNING HARLEY A | BELL TELEPHONE LABOR INC |
| 2260493 | October 28, 1941 | Amplifier | STILLWELL ALBERT L | BELL TELEPHONE LABOR INC |
| 2260318 | October 28, 1941 | Telephone system | GEORGE HECHT | BELL TELEPHONE LABOR INC |
| 2260313 | October 28, 1941 | Cathode ray tube | FRANK GRAY | BELL TELEPHONE LABOR INC |
| 2261879 | November 4, 1941 | High frequency by-pass arrangement | HIGGINS WILLIAM H C | BELL TELEPHONE LABOR INC |
| 2261628 | November 4, 1941 | Stereophonic reproduction by carrier wave transmission | LOVELL CLARENCE A | BELL TELEPHONE LABOR INC |
| 2261620 | November 4, 1941 | Telephone ringing system | HALLIGAN CLAIR W | BELL TELEPHONE LABOR INC |
| 2261613 | November 4, 1941 | Deep-sea apparatus housing | BISHOP WALTER M | BELL TELEPHONE LABOR INC |
| 2261573 | November 4, 1941 | Noise level indicator | STRYKER NORMAN R | BELL TELEPHONE LABOR INC |
| 2261553 | November 4, 1941 | Magnetic contact alloy | EMORY LAKATOS | BELL TELEPHONE LABOR INC |
| 2261419 | November 4, 1941 | Electric switch | SHANN OSCAR A | BELL TELEPHONE LABOR INC |
| 2261412 | November 4, 1941 | Fabrication of duplex metal bodies | REEVE HOWARD T | BELL TELEPHONE LABOR INC |
| 2261370 | November 4, 1941 | Telephone system | HERSEY RALPH E ; KOPP OTTMAN H ; NEWSOM JAMES B | BELL TELEPHONE LABOR INC |
| 2261272 | November 4, 1941 | Radiant energy distance measuring system | NEWHOUSE RUSSELL C | BELL TELEPHONE LABOR INC |
| 2261243 | November 4, 1941 | Telephone system | FLINT ERLON W | BELL TELEPHONE LABOR INC |
| 2262595 | November 11, 1941 | Telephone system | WALTERS JAMES N | BELL TELEPHONE LABOR INC |
| 2262584 | November 11, 1941 | Scanning apparatus | WILLIAM HERRIOTT | BELL TELEPHONE LABOR INC |
| 2262571 | November 11, 1941 | Telephone station circuit | ALLEN LAWRENCE H | BELL TELEPHONE LABOR INC |
| 2262149 | November 11, 1941 | Volume control circuit for oscillators | THADDEUS SLONCZEWSKI | BELL TELEPHONE LABOR INC |
| 2262140 | November 11, 1941 | Lock | HARVEY WILLIAM H | BELL TELEPHONE LABOR INC |
| 2262020 | November 11, 1941 | Frequency stabilization at ultrahigh frequencies | LLEWELLYN FREDERICK B | BELL TELEPHONE LABOR INC |
| 2262014 | November 11, 1941 | Teletypewriter transmitting and receiving system | LANG WILMARTH Y | BELL TELEPHONE LABOR INC |
| 2261961 | November 11, 1941 | Attenuator device | CHRISTENSEN CARL J ; ROOSBROECK WILLY W VAN | BELL TELEPHONE LABOR INC |
| 2263320 | November 18, 1941 | Power supply circuit employing electrical converters | TRUCKSESS DAVID E | BELL TELEPHONE LABOR INC |
| 2263291 | November 18, 1941 | Testing and recording system | DOWEY THOMAS L ; LOVELL CLARENCE A | BELL TELEPHONE LABOR INC |
| 2262957 | November 18, 1941 | Signaling system | HARRY NYQUIST | BELL TELEPHONE LABOR INC |
| 2262947 | November 18, 1941 | Telephone system | KORN FRANKLIN A | BELL TELEPHONE LABOR INC |
| 2262945 | November 18, 1941 | Frequency modulation receiver | KIRCHER REYMOND J | BELL TELEPHONE LABOR INC |
| 2264132 | November 25, 1941 | Method and apparatus for measuring cross talk | FELCH JR EDWIN P | BELL TELEPHONE LABOR INC |
| 2264130 | November 25, 1941 | Protective device | COMPTON KENNETH G | BELL TELEPHONE LABOR INC |
| 2264124 | November 25, 1941 | Relay | SCHREINER LOUIS R | BELL TELEPHONE LABOR INC |
| 2264022 | November 25, 1941 | Relay | ELLWOOD WALTER B | BELL TELEPHONE LABOR INC |
| 2263993 | November 25, 1941 | Preparation of purified rubber and rubber-like materials | KEMP ARCHIE R ; HENRY PETERS | BELL TELEPHONE LABOR INC |
| 2263728 | November 25, 1941 | Combined line wire tie and reenforcement | GORDON CHESTER S ; KLEINFELDER WALTER C | BELL TELEPHONE LABOR INC |
| 2265042 | December 2, 1941 | Attenuation equalizer | LUNDRY WALTER R | BELL TELEPHONE LABOR INC |
| 2264764 | December 2, 1941 | Crystal-controlled oscillator | KOERNER LAWRENCE F | BELL TELEPHONE LABOR INC |
| 2264746 | December 2, 1941 | Electromagnetic switch | ELLWOOD WALTER B | BELL TELEPHONE LABOR INC |
| 2264397 | December 2, 1941 | Power line carrier frequency telephone system | MOORE HILBERT R | BELL TELEPHONE LABOR INC |
| 2264396 | December 2, 1941 | Power line carrier frequency telephone system | MOORE HILBERT R | BELL TELEPHONE LABOR INC |
| 2264395 | December 2, 1941 | Power line carrier frequency telephone system | MITCHELL DOREN | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2264393 | December 2, 1941 | Electric wave transmission system | MCCURDY RALPH G ; DOREN MITCHELL | BELL TELEPHONE LABOR INC |
| 2265846 | December 9, 1941 | Swivel connector | KRANTZ HUBERT K | BELL TELEPHONE LABOR INC |
| 2265844 | December 9, 1941 | Calling line identification circuit | KORN FRANKLIN A | BELL TELEPHONE LABOR INC |
| 2265831 | December 9, 1941 | Method and apparatus for magnetic recording | WOOLDRIDGE DEAN E | BELL TELEPHONE LABOR INC |
| 2265292 | December 9, 1941 | Method and apparatus for testing telephone transmitters | KREBS LUTHER E | BELL TELEPHONE LABOR INC |
| 2265224 | December 9, 1941 | Relay circuit | BURTON EVERETT T | BELL TELEPHONE LABOR INC |
| 2265223 | December 9, 1941 | Service observing set | BROWN HORATIO G W ; LOGAN MASON A | BELL TELEPHONE LABOR INC |
| 2266168 | December 16, 1941 | Amplifier | CRABTREE THEODORE H | BELL TELEPHONE LABOR INC |
| 2267622 | December 23, 1941 | Voice-operated switching circuit for two-way telephony | DOREN MITCHELL | BELL TELEPHONE LABOR INC |
| 2267579 | December 23, 1941 | One way at the time repeater | SKELLETT ALBERT M | BELL TELEPHONE LABOR INC |
| 2267557 | December 23, 1941 | Two-way repeating circuit | LLOYD ESPENSCHIED ; PIERRE MERTZ | BELL TELEPHONE LABOR INC |
| 2267545 | December 23, 1941 | Light valve | WENTE EDWARD C | BELL TELEPHONE LABOR INC |
| 2267544 | December 23, 1941 | Optical element | WENTE EDWARD C | BELL TELEPHONE LABOR INC |
| 2267450 | December 23, 1941 | Electron discharge device | EKSTRAND STURE O ; RONCI VICTOR L | BELL TELEPHONE LABOR INC |
| 2267364 | December 23, 1941 | Seal for circuit controlling devices | NELSON BLOUNT | BELL TELEPHONE LABOR INC |
| 2267286 | December 23, 1941 | Negative feedback amplifier | MEYERS STANLEY T | BELL TELEPHONE LABOR INC |
| 2267268 | December 23, 1941 | High frequency transmission system | BURROWS CHARLES R | BELL TELEPHONE LABOR INC |
| 2268413 | December 30, 1941 | Piezoelectric crystal apparatus | MASON WARREN P | BELL TELEPHONE LABOR INC |
| 2268397 | December 30, 1941 | Telephone system | HERSEY RALPH E | BELL TELEPHONE LABOR INC |
| 2268365 | December 30, 1941 | Piezoelectric apparatus | WILLARD GERALD W | BELL TELEPHONE LABOR INC |
| 2268248 | December 30, 1941 | Cardholder | GOFF HAROLD W | BELL TELEPHONE LABOR INC |
| 2268235 | December 30, 1941 | Time delay relay | THORALF AAMODT | BELL TELEPHONE LABOR INC |
| 2268197 | December 30, 1941 | Electron discharge device | PIERCE JOHN R | BELL TELEPHONE LABOR INC |
| 2268196 | December 30, 1941 | Electron discharge device | PIERCE JOHN R | BELL TELEPHONE LABOR INC |
| 2268195 | December 30, 1941 | Electron discharge device | WINANS ROBERT C | BELL TELEPHONE LABOR INC |
| 2268194 | December 30, 1941 | Electron discharge device | GLASS MYRON S | BELL TELEPHONE LABOR INC |
| 2268165 | December 30, 1941 | Electron discharge device | PARKER CARLYLE V ; SAMUEL ARTHUR L | BELL TELEPHONE LABOR INC |
| 2267957 | December 30, 1941 | Wave filter | SYKES ROGER A | BELL TELEPHONE LABOR INC |
| 2267954 | December 30, 1941 | Electrically conductive device | SCHUMACHER EARLE E | BELL TELEPHONE LABOR INC |
| 2267950 | December 30, 1941 | Telephone system | RHODES WILLIAM A | BELL TELEPHONE LABOR INC |
| 2267936 | December 30, 1941 | Impulse code converter | MARRISON WARREN A | BELL TELEPHONE LABOR INC |
| 2267827 | December 30, 1941 | Electric signaling system | HUBBARD FRANCIS A | BELL TELEPHONE LABOR INC |
| 2267808 | December 30, 1941 | Electromagnetic device | NELSON BLOUNT | BELL TELEPHONE LABOR INC |
| 2269408 | January 6, 1942 | Gain control circuits | KINSBURG BORIS J | BELL TELEPHONE LABOR INC |
| 2269375 | January 6, 1942 | Telephone system | MCCOWN RAY B ; HOWARD SCHNECKLOTH HARRY ; WILLIAM SMITH ROBERT | AMERICAN TELEPHONE & TELEGRAPH BELL TELEPHONE LABOR INC |
| 2269295 | January 6, 1942 | Compressed band telephony | VADERSEN CHARLES W | BELL TELEPHONE LABOR INC |
| 2269108 | January 6, 1942 | Telephone ringer | HUBBELL JAMES D ; WIEBUSCH CHARLES F | BELL TELEPHONE LABOR INC |
| 2269034 | January 6, 1942 | Broadcast switching system | MURPHY PAUL B | BELL TELEPHONE LABOR INC |
| 2269022 | January 6, 1942 | Telephone system | GEORGE HCCHT ; LUNDSTROM ALEXIS A | BELL TELEPHONE LABOR INC |
| 2268984 | January 6, 1942 | Busy line recorder | HERSEY RALPH E | BELL TELEPHONE LABOR INC |
| 2268844 | January 6, 1942 | Steerable antenna system | POLKINGHORN FRANK A | BELL TELEPHONE LABOR INC |
| 2268794 | January 6, 1942 | Telephone substation apparatus | BEARDSLEY HARRY I | BELL TELEPHONE LABOR INC |
| 2268670 | January 6, 1942 | Electron discharge device | RONCI VICTOR L | BELL TELEPHONE LABOR INC |
| 2268635 | January 6, 1942 | Telephone system | JOHN BAUMFALK ; HALL OLIVER C | BELL TELEPHONE LABOR INC |
| 2269692 | January 13, 1942 | Alarm signaling system | ROSENE VICTOR E | BELL TELEPHONE LABOR INC |
| 2269639 | January 13, 1942 | Pulse regenerator | SWARTZEL JR KARL D | BELL TELEPHONE LABOR INC |
| 2269603 | January 13, 1942 | Measuring device | ROCKWOOD JR GEORGE H | BELL TELEPHONE LABOR INC |
| 2269565 | January 13, 1942 | Communication system | TILLMAN RICHARD J | BELL TELEPHONE LABOR INC |
| 2269462 | January 13, 1942 | Telephone system | LEWIS BENJAMIN F ; LEWIS HERBERT A | BELL TELEPHONE LABOR INC |
| 2270653 | January 20, 1942 | Indicating device | HARAZIM STANLEY J | BELL TELEPHONE LABOR INC |
| 2270644 | January 20, 1942 | Negative impedance circuits | BLACKMAN RALPH B | BELL TELEPHONE LABOR INC |
| 2270638 | January 20, 1942 | Diode oscillator | LLEWELLYN FREDERICK B. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2270364 | January 20, 1942 | Amplification of electric waves | WEST JULIAN M | BELL TELEPHONE LABOR INC |
| 2270295 | January 20, 1942 | Amplifier | HARLEY JOHN B | BELL TELEPHONE LABOR INC |
| 2270246 | January 20, 1942 | Telephone system | BASCOM HENRY M ; RHODES WILLIAM A | BELL TELEPHONE LABOR INC |
| 2271320 | January 27, 1942 | Coin collector | LEONARD VIETH | BELL TELEPHONE LABOR INC |
| 2271291 | January 27, 1942 | Wave translating system | EDSON JAMES O | BELL TELEPHONE LABOR INC |
| 2271200 | January 27, 1942 | Wave filter | MASON WARREN P. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2271078 | January 27, 1942 | Modulating system | KANNENBERG WALTER F | BELL TELEPHONE LABOR INC |
| 2271072 | January 27, 1942 | Telephone system | HALLIGAN CLAIR W ; HOLDEN WILLIAM H T | BELL TELEPHONE LABOR INC |
| 2270939 | January 27, 1942 | Soundproof wall | HELMUTH ECKARDT | BELL TELEPHONE LABOR INC |
| 2270915 | January 27, 1942 | Special service communication system | ABBOTT HENRY H ; BOWNE LANGFORD J ; ALBERT TRADUP | BELL TELEPHONE LABOR INC |
| 2270906 | January 27, 1942 | Piezoelectric crystal apparatus | MCSKIMIN HERBERT J | BELL TELEPHONE LABOR INC |
| 2271878 | February 3, 1942 | Telephone system | WADSWORTH PAUL W | BELL TELEPHONE LABOR INC |
| 2271870 | February 3, 1942 | Wave transmission network | MASON WARREN P | BELL TELEPHONE LABOR INC |
| 2271718 | February 3, 1942 | Telephone coin collector | SHANN OSCAR A | BELL TELEPHONE LABOR INC |
| 2271685 | February 3, 1942 | Gaseous glow discharge device | EKSTRAND STURE O | BELL TELEPHONE LABOR INC |
| 2271681 | February 3, 1942 | Telephone system | DAVIDSON JR JOHN | BELL TELEPHONE LABOR INC |
| 2271625 | February 3, 1942 | Synchronizing system | COLE IRA E ; MELHOSE ALFRED E | BELL TELEPHONE LABOR INC |
| 2272998 | February 10, 1942 | Slow-operate electrical circuit | BJORNSON BJORN G | BELL TELEPHONE LABOR INC |
| 2272994 | February 10, 1942 | Piezoelectric crystal element | MASON WARREN P | BELL TELEPHONE LABOR INC |
| 2272735 | February 10, 1942 | Transmission system | BISHOP WALTER M | BELL TELEPHONE LABOR INC |
| 2272731 | February 10, 1942 | Electric wave system | SWART LELAND K | BELL TELEPHONE LABOR INC |
| 2272712 | February 10, 1942 | Electric wave transmission system | JOHNSON KENNETH S | BELL TELEPHONE LABOR INC |
| 2272701 | February 10, 1942 | Electric wave transmission system | GRISMORE OSCAR D | BELL TELEPHONE LABOR INC |
| 2272613 | February 10, 1942 | Transmission with level equalizing | PHELPS WALTER A | BELL TELEPHONE LABOR INC |
| 2272605 | February 10, 1942 | Electric wave source and amplifier | HEISING RAYMOND A | BELL TELEPHONE LABOR INC |
| 2272590 | February 10, 1942 | Pulse regenerator | SWARTZEL JR KARL D | BELL TELEPHONE LABOR INC |
| 2272452 | February 10, 1942 | Transformer | HORACE WHITTLE | BELL TELEPHONE LABOR INC |
| 2272432 | February 10, 1942 | Electrical connector | ROGIE JAMES M | BELL TELEPHONE LABOR INC |
| 2272401 | February 10, 1942 | Frequency modulation receiver | CHAFFEE JOSEPH G. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2272389 | February 10, 1942 | Unattended mechanical repeater | AFFEL HERMAN A | BELL TELEPHONE LABOR INC |
| 2272253 | February 10, 1942 | Cable lashing machine | ST JOHN EVERETT | BELL TELEPHONE LABOR INC |
| 2272246 | February 10, 1942 | Electrical frequency changer | MANLEY JACK M | BELL TELEPHONE LABOR INC |
| 2272181 | February 10, 1942 | Method for forming cast articles from alloys of lead with calcium and metals of similar properties | BOUTON GEORGE M ; SCHUMACHER EARLE E | BELL TELEPHONE LABOR INC |
| 2273793 | February 17, 1942 | Cathode ray tube | EKSTRAND STURE O. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2273719 | February 17, 1942 | Television signaling system | MORRISON JR LAURENCE W | BELL TELEPHONE LABOR INC |
| 2273704 | February 17, 1942 | Electrical conducting material | GRISDALE RICHARD O | BELL TELEPHONE LABOR INC |
| 2273688 | February 17, 1942 | Audible signal device | BOLZ ANDREW L ; BREDEHOFT HAROLD A ; WIEBUSCH CHARLES F | BELL TELEPHONE LABOR INC |
| 2273548 | February 17, 1942 | Modulator | JR. CHARLES L. WEIS, | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2273532 | February 17, 1942 | Low frequency indicator and recorder | LOVELL CLARENCE A | BELL TELEPHONE LABOR INC |
| 2273530 | February 17, 1942 | Telephone set | KING DOUGLAS H | BELL TELEPHONE LABOR INC |
| 2273447 | February 17, 1942 | Unidirective energy radiating system | OHL RUSSELL S | BELL TELEPHONE LABOR INC |
| 2273433 | February 17, 1942 | Cathode ray tube | BRUCE EDMOND | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2273432 | February 17, 1942 | Electron discharge device circuits | BREWER SHERMAN T | BELL TELEPHONE LABOR INC |
| 2273193 | February 17, 1942 | Wave transmission and shaping | HELSING RAYMOND A | BELL TELEPHONE LABOR INC |
| 2274592 | February 24, 1942 | Resistance material and method of making the same | DEARBORN ERNEST F | BELL TELEPHONE LABOR INC |
| 2274535 | February 24, 1942 | Carrier wave system | DIXON JOHN T | BELL TELEPHONE LABOR INC |
| 2274413 | February 24, 1942 | Method of and apparatus for making solder connections | INGERSON WILLIAM E | BELL TELEPHONE LABOR INC |
| 2274411 | February 24, 1942 | Wire supporting and joining fixture | HILL WALTER J ; STOVER HERBERT F | BELL TELEPHONE LABOR INC |
| 2274408 | February 24, 1942 | Electrically heated tool | HAMPTON LEON N ; SHANGLE AMOS H | BELL TELEPHONE LABOR INC |
| 2274392 | February 24, 1942 | Transmission control in two-way signaling systems | ABRAHAM LEONARD G | BELL TELEPHONE LABOR INC |
| 2274092 | February 24, 1942 | Electron discharge device | PIERCE JOHN R | BELL TELEPHONE LABOR INC |
| 2274083 | February 24, 1942 | Sender control system | MILLER CHARLES G | BELL TELEPHONE LABOR INC |
| 2274079 | February 24, 1942 | Piezoelectric crystal apparatus | MASON WARREN P | BELL TELEPHONE LABOR INC |
| 2274013 | February 24, 1942 | Time delay relay | SWENSON PAUL W | BELL TELEPHONE LABOR INC |
| 2273993 | February 24, 1942 | Gaseous discharge device circuit | ROCKWOD JR GEORGE H | BELL TELEPHONE LABOR INC |
| 2273958 | February 24, 1942 | Gas filled discharge device | HOLDEN WILLIAM H T | BELL TELEPHONE LABOR INC |
| 2273945 | February 24, 1942 | Two-way speech transmission | FISHER HAROLD J | BELL TELEPHONE LABOR INC |
| 2275389 | March 3, 1942 | Radio receiver | FELDMAN CARL B H | BELL TELEPHONE LABOR INC |
| 2275145 | March 3, 1942 | Polarized relay | HARRISON HENRY C | BELL TELEPHONE LABOR INC |
| 2275136 | March 3, 1942 | Amplifier circuits | FERRELL ENOCH B. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2275126 | March 3, 1942 | Telegraph alarm circuit | BONORDEN ALLEN R | BELL TELEPHONE LABOR INC |
| 2275122 | March 3, 1942 | Piezoelectric crystal apparatus | ZIEGLER ARTHUR W | BELL TELEPHONE LABOR INC |
| 2275039 | March 3, 1942 | Signaling device | ALBERT WALTER P | BELL TELEPHONE LABOR INC |
| 2274845 | March 3, 1942 | Resistance device | OGG ROBERT A | BELL TELEPHONE LABOR INC |
| 2274830 | March 3, 1942 | Resistor and method of manufacturing the same | GOULD HAROLD L B ; KINGSBURY BURTON A ; LEGG VICTOR E | BELL TELEPHONE LABOR INC |
| 2274710 | March 3, 1942 | Electro-optical image production | KNOOP WILLIAM A | BELL TELEPHONE LABOR INC |
| 2274709 | March 3, 1942 | Electro-optical image production | KNOOP WILLIAM A | BELL TELEPHONE LABOR INC |
| 2274687 | March 3, 1942 | Electro-optical apparatus | IVES HERBERT E | BELL TELEPHONE LABOR INC |
| 2274686 | March 3, 1942 | Electro-optical system | FRANK GRAY | BELL TELEPHONE LABOR INC |
| 2274638 | March 3, 1942 | Telautograph system | ROSENE VICTOR E | BELL TELEPHONE LABOR INC |
| 2276038 | March 10, 1942 | Telephone system | GEORGE HECHT | BELL TELEPHONE LABOR INC |
| 2276037 | March 10, 1942 | Telephone system | GEORGE HECHT ; LUNDSTROM ALEXIS A | BELL TELEPHONE LABOR INC |
| 2275977 | March 10, 1942 | Means for calibrating scales | MEANS WINTHROP J ; THADDEUS SLONCZEWSKI | BELL TELEPHONE LABOR INC |
| 2275798 | March 10, 1942 | Teletypewriter equipment | O'BRIEN LAURENCE A ; SMITH EDWARD M | BELL TELEPHONE LABOR INC |
| 2275625 | March 10, 1942 | Electromagnetic motor unit | HARRISON HENRY C | BELL TELEPHONE LABOR INC |
| 2275620 | March 10, 1942 | Stabilization of superpolymers | FULLER CALVIN S | BELL TELEPHONE LABOR INC |
| 2275554 | March 10, 1942 | Switching device | POLLARD JR CHARLES E | BELL TELEPHONE LABOR INC |
| 2275540 | March 10, 1942 | Sound film projector for television scanning | MATTKE CHARLES F ; TORRY ROY V | BELL TELEPHONE LABORATERIES IN |
| 2275539 | March 10, 1942 | Telephone call indicator | MATTHEWS EMIL C | BELL TELEPHONE LABOR INC |
| 2275531 | March 10, 1942 | Relay | EMORY LAKATOS | BELL TELEPHONE LABOR INC |
| 2275459 | March 10, 1942 | Telephone system | NYQUIST HARRY | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2275452 | March 10, 1942 | Stabilized vacuum tube oscillator | MEACHAM LARNED A | BELL TELEPHONE LABOR INC |
| 2275448 | March 10, 1942 | Impulse transmitter | LEGG VICTOR E | BELL TELEPHONE LABOR INC |
| 2276986 | March 17, 1942 | Latex | KEMP ARCHIE R ; STRAITIFF WILLIAM G | BELL TELEPHONE LABOR INC |
| 2276954 | March 17, 1942 | Call transmitter | MORRIS FRITTS ; VOOS FREDERICK A | BELL TELEPHONE LABOR INC |
| 2276902 | March 17, 1942 | Electrical conductor | WEBBER CARROLL A | BELL TELEPHONE LABOR INC |
| 2276864 | March 17, 1942 | Resistance device | PEARSON GERALD L | BELL TELEPHONE LABOR INC |
| 2276863 | March 17, 1942 | Signaling by modulated waves | EUGENE PETERSON | BELL TELEPHONE LABOR INC |
| 2276669 | March 17, 1942 | Frequency indicator | PULLIS GEORGE A | BELL TELEPHONE LABOR INC |
| 2276665 | March 17, 1942 | Pulse regenerator | MCDAVITT MARCELLUS B | BELL TELEPHONE LABOR INC |
| 2276660 | March 17, 1942 | Tone generator | KROM MYRON E | BELL TELEPHONE LABOR INC |
| 2276533 | March 17, 1942 | Telegraph system | WILKERSON JEFFERSON R | BELL TELEPHONE LABOR INC |
| 2276515 | March 17, 1942 | Telephone switchboard | ROBB THEODORE D | BELL TELEPHONE LABOR INC |
| 2277627 | March 24, 1942 | Lead alloy for cable sheaths | BOUTON GEORGE M ; SCHUMACHER EARLE E | BELL TELEPHONE LABOR INC |
| 2277623 | March 24, 1942 | Telephone system | ALLEN LAWRENCE H | BELL TELEPHONE LABOR INC |
| 2277600 | March 24, 1942 | Telephone system | MCKIM JAMES B | BELL TELEPHONE LABOR INC |
| 2277586 | March 24, 1942 | Telephone system | GRAY CECIL R | BELL TELEPHONE LABOR INC |
| 2277441 | March 24, 1942 | Telephone system | KOECHLING CHARLES D | BELL TELEPHONE LABOR INC |
| 2277423 | March 24, 1942 | Electron discharge device | WEINHART HOWARD W | BELL TELEPHONE LABOR INC |
| 2277245 | March 24, 1942 | Piezoelectric crystal apparatus | MASON WARREN P | BELL TELEPHONE LABOR INC |
| 2277228 | March 24, 1942 | Telephone system | GEORGE HECHT | BELL TELEPHONE LABOR INC |
| 2277215 | March 24, 1942 | Relay contact device | ELLWOOD WALTER B | BELL TELEPHONE LABOR INC |
| 2277206 | March 24, 1942 | Key sender | ORFEO CESAREO ; RIPPERE ROBERT O | BELL TELEPHONE LABOR INC |
| 2277191 | March 24, 1942 | Combined line and cutoff relay for telephone systems | WILBUR RAY S | BELL TELEPHONE LABOR INC |
| 2277148 | March 24, 1942 | Electrode for electron discharge devices | RONCI VICTOR L | BELL TELEPHONE LABOR INC |
| 2277126 | March 24, 1942 | Two-way signal transmission system | DOREN MITCHELL | BELL TELEPHONE LABOR INC |
| 2277033 | March 24, 1942 | Alkyl ester of 9-cyano-nonanoic acid | BISHOP WILLIAM S | BELL TELEPHONE LABOR INC |
| 2278210 | March 31, 1942 | Electron discharge device | MORTON JACK A | BELL TELEPHONE LABOR INC |
| 2278177 | March 31, 1942 | Communication system | LACY LESTER Y | BELL TELEPHONE LABOR INC |
| 2278172 | March 31, 1942 | Telephone system | DIMOND THOMAS L | BELL TELEPHONE LABOR INC |
| 2278072 | March 31, 1942 | Electrical resistance device and method of manufacture thereof | GOULD HAROLD L B ; KINGSBURY BURTON A | BELL TELEPHONE LABOR INC |
| 2278063 | March 31, 1942 | Frequency modulation system | DE LANGE OWEN E | BELL TELEPHONE LABOR INC |
| 2278045 | March 31, 1942 | Resistance device | SCHAFER ARTHUR H | BELL TELEPHONE LABOR INC |
| 2277907 | March 31, 1942 | Telephone set | GOODALE JR WALTER D ; ALFRED HERCKMANS ; TILLMAN RICHARD J | BELL TELEPHONE LABOR INC |
| 2277858 | March 31, 1942 | Electronic discharge device | SKELLETT ALBERT M | BELL TELEPHONE LABOR INC |
| 2277809 | March 31, 1942 | Signaling wave generator | WRATHALL LEISHMAN R | BELL TELEPHONE LABOR INC |
| 2277775 | March 31, 1942 | Inductance device | ROBERT MUELLER | BELL TELEPHONE LABOR INC |
| 2277709 | March 31, 1942 | Piezoelectric crystal apparatus | MCSKIMIN HERBERT J ; SYKES ROGER A | BELL TELEPHONE LABOR INC |
| 2278964 | April 7, 1942 | Gas tube | BADGLEY ROBERT H | BELL TELEPHONE LABOR INC |
| 2278930 | April 7, 1942 | Coin chute | HOYT FREDERICK A | BELL TELEPHONE LABOR INC |
| 2278628 | April 7, 1942 | Electron discharge device | WEST JOHN W | BELL TELEPHONE LABOR INC |
| 2278504 | April 7, 1942 | Telephone signaling system | WINGARDNER CHARLES A. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2278478 | April 7, 1942 | Magnetic coil and arrangement utilizing the same | OLIVER BERNARD M | BELL TELEPHONE LABOR INC |
| 2278460 | April 7, 1942 | Control system | MELHOSE ALFRED E ; TUTHILL WALTER W | BELL TELEPHONE LABOR INC |
| 2278444 | April 7, 1942 | Vibrating polar relay system | HOPPER ANDREW L | BELL TELEPHONE LABOR INC |
| 2278436 | April 7, 1942 | Telephone coin collector | FRIEND OTTO A | BELL TELEPHONE LABOR INC |
| 2278410 | April 7, 1942 | Telephone system | BASCOM HENRY M ; BOWNE LANGFORD J ; PRIESSMAN NEIL Y | BELL TELEPHONE LABOR INC |
| 2279979 | April 14, 1942 | Cutting tool | GILLICH JAMES J | BELL TELEPHONE LABOR INC |
| 2279978 | April 14, 1942 | Signaling system | GANNETT DANFORTH K | BELL TELEPHONE LABOR INC |
| 2279872 | April 14, 1942 | Diode oscillator | LLEWELLYN FREDERICK B. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2279835 | April 14, 1942 | Electron discharge device | MCRAE JAMES W | BELL TELEPHONE LABOR INC |
| 2279826 | April 14, 1942 | Electrical condenser | KATER JOSEPH A | BELL TELEPHONE LABOR INC |
| 2279822 | April 14, 1942 | Intercepting trunk | HENRY ISRAEL H ; KORN FRANKLIN A | BELL TELEPHONE LABOR INC |
| 2279821 | April 14, 1942 | Secondary electron emissive electrode | HEDBERG CARL A ; MCNALLY JAMES O | BELL TELEPHONE LABOR INC |
| 2279811 | April 14, 1942 | Relay | BAKER CLARENCE I | BELL TELEPHONE LABOR INC |
| 2279404 | April 14, 1942 | Relay | EMORY LAKATOS | BELL TELEPHONE LABOR INC |
| 2279360 | April 14, 1942 | Impulse transmitter | ALLAN WEAVER | BELL TELEPHONE LABOR INC |
| 2279319 | April 14, 1942 | Electric wave circuit | HONAMAN RICHARD K | BELL TELEPHONE LABOR INC |
| 2280661 | April 21, 1942 | Filtering circuits | O'LEARY JOSEPH T | BELL TELEPHONE LABOR INC |
| 2280604 | April 21, 1942 | Telephone call transmitter | RICHARD CHARLES D | BELL TELEPHONE LABOR INC |
| 2280528 | April 21, 1942 | Electronic switching apparatus | KING ARCHIE P | BELL TELEPHONE LABOR INC |
| 2280438 | April 21, 1942 | Circuit controlling device | MATTHEWS EMIL C | BELL TELEPHONE LABOR INC |
| 2280303 | April 21, 1942 | Electron multiplier system | REYNOLDS FREDERICK W | BELL TELEPHONE LABOR INC |
| 2280293 | April 21, 1942 | Repeater control | KREER JR JOHN G | BELL TELEPHONE LABOR INC |
| 2280292 | April 21, 1942 | Teletypewriter switching system | KINKEAD FULLERTON S ; KREEEK JOSEPH A | BELL TELEPHONE LABOR INC |
| 2280257 | April 21, 1942 | Resistor device and method of making the same | PEARSON GERALD L | BELL TELEPHONE LABOR INC |
| 2280200 | April 21, 1942 | Concentric conductor transmission line | SMITH PHILLIP H | BELL TELEPHONE LABOR INC |
| 2280158 | April 21, 1942 | Two-way signal transmission system | DOREN MITEHELL | BELL TELEPHONE LABOR INC |
| 2281508 | April 28, 1942 | Telephone system | LUNDSTROM ALEXIS A | BELL TELEPHONE LABOR INC |
| 2281461 | April 28, 1942 | Temperature compensating means | SMITH KENNETH D | BELL TELEPHONE LABOR INC |
| 2281441 | April 28, 1942 | Electric signaling | HORTON JR ARTHUR W ; MOHR MILTON E | BELL TELEPHONE LABOR INC |
| 2281396 | April 28, 1942 | Relay selecting circuit | VIBBARD EDWARD L | BELL TELEPHONE LABOR INC |
| 2281312 | April 28, 1942 | Wave translation | KRIST HENRY K | BELL TELEPHONE LABOR INC |
| 2281255 | April 28, 1942 | Telephone control circuits | AUGUSTADT HERBERT W | BELL TELEPHONE LABOR INC |
| 2281238 | April 28, 1942 | Feedback amplifier | GREENWOOD QUENTIN E | BELL TELEPHONE LABOR INC |
| 2281062 | April 28, 1942 | Telephone system | BRUBAKER JAMES W | BELL TELEPHONE LABOR INC |
| 2281040 | April 28, 1942 | Thermionic relay circuit | KALB ROBERT M | BELL TELEPHONE LABOR INC |
| 2281035 | April 28, 1942 | Repeatered transmission system | GREEN ESTILL I | BELL TELEPHONE LABOR INC |
| 2280983 | April 28, 1942 | Wire supporting clip | STOVER HERBERT F | BELL TELEPHONE LABOR INC |
| 2280981 | April 28, 1942 | Fabrication of laminated metal objects | SCHUH ARTHUR E | BELL TELEPHONE LABOR INC |
| 2280980 | April 28, 1942 | Electron discharge device | SAMUEL ARTHUR L | BELL TELEPHONE LABOR INC |
| 2280949 | April 28, 1942 | Electric signaling | HALL NATHAN I | BELL TELEPHONE LABOR INC |
| 2280939 | April 28, 1942 | Luminescent screen | WEINHART HOWARD W | BELL TELEPHONE LABOR INC |
| 2280890 | April 28, 1942 | Luminescent screen | CALBICK CHESTER J ; JOHNSON JOHN B | BELL TELEPHONE LABOR INC |
| 2280871 | April 28, 1942 | Control system | TUTHILL WALTER W | BELL TELEPHONE LABOR INC |
| 2281912 | May 5, 1942 | Two-way signaling system | BJORNSON BJORN G | BELL TELEPHONE LABOR INC |
| 2281778 | May 5, 1942 | Piezoelectric crystal apparatus | MASON WARREN P | BELL TELEPHONE LABOR INC |
| 2281717 | May 5, 1942 | Electron discharge apparatus | SAMUEL ARTHUR L | BELL TELEPHONE LABOR INC |
| 2281636 | May 5, 1942 | Tandem telephone system | STRICKLER WALTER B | BELL TELEPHONE LABOR INC |
| 2283158 | May 12, 1942 | Solder connecting apparatus | HUMPHREY ROBERT G. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2283148 | May 12, 1942 | Modulation of cathode ray devices | EDMOND BRUCE | BELL TELEPHONE LABOR INC |
| 2283098 | May 12, 1942 | Hand telephone | SHANN OSCAR A | BELL TELEPHONE LABOR INC |
| 2282951 | May 12, 1942 | Measurement of phase shift | ENGELHARDT GEORGE B | BELL TELEPHONE LABOR INC |
| 2282944 | May 12, 1942 | Resistance composition and method of making it | DEARBORN ERNEST F ; PEARSON GERALD L | BELL TELEPHONE LABOR INC |
| 2282744 | May 12, 1942 | Volume control circuit | POLKINGHORN FRANK A | BELL TELEPHONE LABOR INC |
| 2282719 | May 12, 1942 | Signaling system | GANNETT DANFORTH K | BELL TELEPHONE LABOR INC |
| 2282465 | May 12, 1942 | Speech transmission system | EDWARDS PAUL G | BELL TELEPHONE LABOR INC |
| 2282464 | May 12, 1942 | Speech transmission system | EDWARDS PAUL G ; TAYLOR EDMUND R | BELL TELEPHONE LABOR INC |
| 2282437 | May 12, 1942 | Speech transmission system | TAYLOR EDMUND R | BELL TELEPHONE LABOR INC |
| 2282434 | May 12, 1942 | Speech transmission system | STAPLES ELLIOT M | BELL TELEPHONE LABOR INC |
| 2282394 | May 12, 1942 | Telephone booth | CORSO FRANK S | BELL TELEPHONE LABOR INC |
| 2282392 | May 12, 1942 | Electron discharge device | BIELING CARL A | BELL TELEPHONE LABOR INC |
| 2282369 | May 12, 1942 | Piezoelectric crystal apparatus | MASON WARREN P | BELL TELEPHONE LABOR INC |
| 2283859 | May 19, 1942 | Magnetic contact structure | EMORY LAKATOS ; REEVE HOWARD T | BELL TELEPHONE LABOR INC |
| 2283760 | May 19, 1942 | Duplex signaling system | PULLIS GEORGE A | BELL TELEPHONE LABOR INC |
| 2283616 | May 19, 1942 | Oscillographic method of frequency setting or measurement | THADDEUS SLONCZEWSKI ; STANSEL FRANK R | BELL TELEPHONE LABOR INC |
| 2283610 | May 19, 1942 | Telephone system | MOHR MILTON E | BELL TELEPHONE LABOR INC |
| 2283568 | May 19, 1942 | Ultra high frequency system | OHL RUSSELL S | BELL TELEPHONE LABOR INC |
| 2283410 | May 19, 1942 | Teletypewriter exchange system | BONORDEN ALLEN R | BELL TELEPHONE LABOR INC |
| 2283396 | May 19, 1942 | Telephone coin collector | TOWNE CHARLES C | BELL TELEPHONE LABOR INC |
| 2283395 | May 19, 1942 | Telephone system | STRICKLER WALTER B | BELL TELEPHONE LABOR INC |
| 2283366 | May 19, 1942 | Relay | HICKMAN CLARENCE N ; EMORY LAKATOS | BELL TELEPHONE LABOR INC |
| 2283203 | May 19, 1942 | Semiautomatic control system | HALL JOHN A ; MELHOSE ALFRED E | BELL TELEPHONE LABOR INC |
| 2284555 | May 26, 1942 | Signaling system | BLACK HAROLD S | BELL TELEPHONE LABOR INC |
| 2284547 | May 26, 1942 | Electrical device | WEST JOHN W | BELL TELEPHONE LABOR INC |
| 2284529 | May 26, 1942 | Wave transmission network | MASON WARREN P | BELL TELEPHONE LABOR INC |
| 2284444 | May 26, 1942 | Demodulation circuit | EUGENE PETERSON | BELL TELEPHONE LABOR INC |
| 2284417 | May 26, 1942 | Scanning system | FRANK GRAY | BELL TELEPHONE LABOR INC |
| 2284402 | May 26, 1942 | Modulation circuit | MANLEY JACK M ; WRATHALL LEISHMAN R | BELL TELEPHONE LABOR INC |
| 2284401 | May 26, 1942 | Modulation circuit | MANLEY JACK M ; WRATHALL LEISHMAN R | BELL TELEPHONE LABOR INC |
| 2283935 | May 26, 1942 | Transmission, radiation, and reception of electromagnetic waves | KING ARCHIE P | BELL TELEPHONE LABOR INC |
| 2285034 | June 2, 1942 | Cover for cable terminal housings | KELSAY LE ROY W | BELL TELEPHONE LABOR INC |
| 2285022 | June 2, 1942 | Telephone substation apparatus | EDWARDS WILLIAM H | BELL TELEPHONE LABOR INC |
| 2285017 | June 2, 1942 | Coating apparatus | CHRISTENSEN CARL J | BELL TELEPHONE LABOR INC |
| 2284870 | June 2, 1942 | Telephone system | HOLDEN WILLIAM H T ; LEWIS BENJAMIN F | BELL TELEPHONE LABOR INC |
| 2284855 | June 2, 1942 | Amplifier circuits | WEST JULIAN M | BELL TELEPHONE LABOR INC |
| 2284773 | June 2, 1942 | Method of forming thin articles | SIVIAN LEON J ; WENTE EDWARD C | BELL TELEPHONE LABOR INC |
| 2284755 | June 2, 1942 | Coin collector apparatus | MELICK JOHN M. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2284753 | June 2, 1942 | Piezoelectric crystal apparatus | MASON WARREN P | BELL TELEPHONE LABOR INC |
| 2284617 | June 2, 1942 | Relay switching circuits | BARNEY HAROLD L | BELL TELEPHONE LABOR INC |
| 2286142 | June 9, 1942 | Guard circuit | LAMBERTY FREDERICK R | BELL TELEPHONE LABOR INC |
| 2286135 | June 9, 1942 | Impulse mechanism | KATER JOSEPH A | BELL TELEPHONE LABOR INC |
| 2286072 | June 9, 1942 | Treatment of speech waves for transmission or recording | DUDLEY HOMER W | BELL TELEPHONE LABOR INC |
| 2285985 | June 9, 1942 | Step-by-step operated crossbar switch | KING GERALD V | BELL TELEPHONE LABOR INC |
| 2285972 | June 9, 1942 | Telephone system | HOLDEN WILLIAM H T ; HUBBARD FRANCIS A ; MARTIN WILLIAM H | BELL TELEPHONE LABOR INC |
| 2285912 | June 9, 1942 | Electric unbalance indicator | DE MONTE ROBERT W | BELL TELEPHONE LABOR INC |
| 2285908 | June 9, 1942 | Sender control system | DAVIS RICHARD C ; DEHN JOSEPH W | BELL TELEPHONE LABOR INC |
| 2285832 | June 9, 1942 | Feedback amplifier | PERKINS EDWIN H | BELL TELEPHONE LABOR INC |
| 2285815 | June 9, 1942 | Signaling system | HOLDEN WILLIAM H T | BELL TELEPHONE LABOR INC |
| 2285796 | June 9, 1942 | Gaseous discharge device | BEARDOW GEORGE M | BELL TELEPHONE LABOR INC |
| 2285794 | June 9, 1942 | Control circuits | BARNEY HAROLD L | BELL TELEPHONE LABOR INC |
| 2285657 | June 9, 1942 | Brush carriage for selector switches | HICKMAN CLARENCE N | BELL TELEPHONE LABOR INC |
| 2285565 | June 9, 1942 | Directive antenna | EDMOND BRUCC | BELL TELEPHONE LABOR INC |
| 2285524 | June 9, 1942 | Telephone system | LOGAN MASON A | BELL TELEPHONE LABOR INC |
| 2285512 | June 9, 1942 | Stapling machine | HARLEY JOSEPH J. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2285451 | June 9, 1942 | Automatic control system | MELHOSE ALFRED E | BELL TELEPHONE LABOR INC |
| 2286839 | June 16, 1942 | Directive antenna system | SCHELKUNOFF SERGEI A | BELL TELEPHONE LABOR INC |
| 2287587 | June 23, 1942 | Light modulating apparatus | WILLARD GERALD W | BELL TELEPHONE LABOR INC |
| 2287421 | June 23, 1942 | Stabilization of halogenated compounds | LAWSON EGERTON | BELL TELEPHONE LABOR INC |
| 2287413 | June 23, 1942 | Facsimile system | EDMOND BRUCE ; WILLIAM HERRIOTT | BELL TELEPHONE LABOR INC |
| 2287408 | June 23, 1942 | Modulating and compensating apparatus | BALDWIN JR MILLARD W | BELL TELEPHONE LABOR INC |
| 2287243 | June 23, 1942 | Electrical shielding apparatus | HEBERT CHARLES A ; WIER ANTHONY J | BELL TELEPHONE LABOR INC |
| 2287176 | June 23, 1942 | Telephone coin collector | HOYT FREDERICK A | BELL TELEPHONE LABOR INC |
| 2287174 | June 23, 1942 | Relative phase measuring circuit and method | HEISING RAYMOND A | BELL TELEPHONE LABOR INC |
| 2287170 | June 23, 1942 | Inductance device | GANZ ALBERT G | BELL TELEPHONE LABOR INC |
| 2287163 | June 23, 1942 | Seal and joint for deep-sea cables | BISHOP WALTER M | BELL TELEPHONE LABOR INC |
| 2287127 | June 23, 1942 | Signaling secrecy system | PHILLIPS GEORGE M | BELL TELEPHONE LABOR INC |
| 2287105 | June 23, 1942 | Electronic organ | KANNENBERG WALTER F | BELL TELEPHONE LABOR INC |
| 2287077 | June 23, 1942 | Volume range control in signal transmission systems | ABRAHAM LEONARD G | BELL TELEPHONE LABOR INC |
| 2288452 | June 30, 1942 | Electric switch | HARRISON HENRY C | BELL TELEPHONE LABOR INC |
| 2288451 | June 30, 1942 | Electric switch | HARRISON HENRY C | BELL TELEPHONE LABOR INC |
| 2288435 | June 30, 1942 | Remote control apparatus | BROWNE BENNIE O | BELL TELEPHONE LABOR INC |
| 2288275 | June 30, 1942 | Modulating system | FERRELL ENOCH B. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2288256 | June 30, 1942 | Transmission through space discharge device | SHEPHERD WILLIAM G | BELL TELEPHONE LABOR INC |
| 2288251 | June 30, 1942 | Automatic toll switching telephone system | MURPHY PAUL B | BELL TELEPHONE LABOR INC |
| 2288049 | June 30, 1942 | Telephone set circuit | TILLMAN RICHARD J ; ZINN MANVEL K | BELL TELEPHONE LABOR INC |
| 2288025 | June 30, 1942 | Automatic frequency control system | POMEROY ALLEN F | BELL TELEPHONE LABOR INC |
| 2287998 | June 30, 1942 | Telephone circuit | JOHNSON KENNETH S | BELL TELEPHONE LABOR INC |
| 2287881 | June 30, 1942 | Telephone system | HOLDEN WILLIAM H T | BELL TELEPHONE LABOR INC |
| 2289174 | July 7, 1942 | Carrier transmission system | NELSON BOTSFORD | BELL TELEPHONE LABOR INC |
| 2289156 | July 7, 1942 | Electric discharge device | WEINHART HOWARD W | BELL TELEPHONE LABOR INC |
| 2289091 | July 7, 1942 | Thermionic tube amplifier | BELL DELAMAR T | BELL TELEPHONE LABOR INC |
| 2289048 | July 7, 1942 | Power line carrier frequency telephone system | SANDALLS JR GEORGE | BELL TELEPHONE LABOR INC |
| 2288817 | July 7, 1942 | Oscillation modulator | MAGGIO JOHN B | BELL TELEPHONE LABOR INC |
| 2288811 | July 7, 1942 | Switching device | LEVERIDGE WALTER J | BELL TELEPHONE LABOR INC |
| 2288695 | July 7, 1942 | Electrical insulated conductor | FULIER CALVIN S | BELL TELEPHONE LABOR INC |
| 2288694 | July 7, 1942 | Method of and apparatus for extracting energy from a beam of velocity modulated electrons | FRY THORNTON C | BELL TELEPHONE LABOR INC |
| 2289951 | July 14, 1942 | Electron apparatus | YEUTTER CLYDE S | BELL TELEPHONE LABOR INC |
| 2289895 | July 14, 1942 | Telephone system | ABBOTT HENRY H | BELL TELEPHONE LABOR INC |
| 2289830 | July 14, 1942 | Circuit closing device | ELLWOOD WALTER B | BELL TELEPHONE LABOR INC |
| 2289746 | July 14, 1942 | Teletypewriter "answer back" circuit | BACON WALTER M | BELL TELEPHONE LABOR INC |
| 2289564 | July 14, 1942 | Phase modulating system | WRATHALL LEISHMAN R | BELL TELEPHONE LABOR INC |
| 2289503 | July 14, 1942 | Telephone system | KOECHLING CHARLES D | BELL TELEPHONE LABOR INC |
| 2291566 | July 28, 1942 | Electrical connecting device | WALSH EDWARD G. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2291481 | July 28, 1942 | Telephone system | MCDAVITT MARCELLUS B. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2292342 | August 4, 1942 | Reflecting system for antennas | SCHELKUNOFF SERGEI A. ; SHARPLESS WILLIAM M. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2291615 | August 4, 1942 | Telephone system | FERRELL ENOCH B | BELL TELEPHONE LABOR INC |
| 2292886 | August 11, 1942 | Rochelle salt piezoelectric crystal apparatus | MASON WARREN P. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2292885 | August 11, 1942 | Rochelle salt piezoelectric crystal apparatus | MASON WARREN P. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2292489 | August 11, 1942 | Counting device | STIBITZ GEORGE R. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2292388 | August 11, 1942 | Rochelle salt piezoelectric crystal apparatus | MASON WARREN P. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2292358 | August 11, 1942 | Deep-sea apparatus housing | BISHOP WALTER M. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2293628 | August 18, 1942 | Modulating apparatus | REILING PAUL A. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2293567 | August 18, 1942 | Electron dischrage apparatus | SKELLETT ALBERT M. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2293539 | August 18, 1942 | Electron discharge device | GRAY FRANK | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2293519 | August 18, 1942 | Modulation of carrier frequencies | SHEPHERD WILLIAM G. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2293258 | August 18, 1942 | Acoustic device | HARRY WILLIAM R. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2293238 | August 18, 1942 | Cutting tool | BOND WALTER L. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2293191 | August 18, 1942 | Telephone system | BUSCH ALOYSIUS J. ; SCUDDER FREDERICK J. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2294237 | August 25, 1942 | Telephone circuit | MCKIM JAMES B. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2294180 | August 25, 1942 | Apparatus for and method of producing television images | HEISING RAYMOND A | BELL TELEPHONE LABOR INC |
| 2294116 | August 25, 1942 | Electrostatic scanning | GRAHAM ROBERT E. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2294115 | August 25, 1942 | Electrostatic scanning | GRAHAM ROBERT E. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2293869 | August 25, 1942 | Signaling system | VAUGHAN HENRY E. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2293823 | August 25, 1942 | Multicontact relay | HICKMAN CLARENCE N. ; LAKATOS EMORY | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2293762 | August 25, 1942 | Fuse alloy | REEVE HOWARD T. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2294482 | September 1, 1942 | Electrical contact and terminal bank | SIEGMUND HUMPHREYS O | BELL TELEPHONE LABOR INC |
| 2294464 | September 1, 1942 | Impulse transmitter | LAMBERTY FREDERICK R. ; WEAVER GEORGE W. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2294457 | September 1, 1942 | Selective system | HOLDEN WILLIAM H. T. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2294449 | September 1, 1942 | Alternating current motor | DICKTEN JR EMIL | BELL TELEPHONE LABOR INC |
| 2295187 | September 8, 1942 | Trunk hunting circuit | SPENCER CHARLES G. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2295171 | September 8, 1942 | Telephone system | EDWARDS WILLIAM H. ; HERCKMANS ALFRED | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2295153 | September 8, 1942 | Two-way signal transmission system | BJORNSON BJORN G. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2294923 | September 8, 1942 | Electric clock system | MASSONNEAU ROBERT F. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2294910 | September 8, 1942 | Signaling and communication system | JOHNSON JOHN B. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2294905 | September 8, 1942 | Power line telephone system | HONAMAN RICHARD K. ; OSGOOD DEXTER T. ; PERKINS KENNETH H. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2295666 | September 15, 1942 | Adjustable support for dial devices | KING DOUGLAS H. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2295614 | September 15, 1942 | Coin actuated device | TOWNE CHARLES C. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2295569 | September 15, 1942 | Gaseous electron discharge device | DEPP WALLACE A. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2296443 | September 22, 1942 | Wire connector | KLEINFELDER WALTER C. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2296362 | September 22, 1942 | Signaling system | MELHOSE ALFRED E. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2296353 | September 22, 1942 | Signal system | KINSBURG BORIS J. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2296346 | September 22, 1942 | Electrical terminal | HEARN JOHN F. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2297674 | September 29, 1942 | Voltage regulator | STEVENS BRUCE E. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2297672 | September 29, 1942 | Voltage regulator | STEVENS BRUCE E. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2296885 | September 29, 1942 | Electron discharge device | VANCE ROBERT L. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2296854 | September 29, 1942 | Dielectric material | KEMP ARCHIE R. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2296846 | September 29, 1942 | Telephone calling dial | GOFF HAROLD W. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2298225 | October 6, 1942 | Permanent magnet material and production thereof | NESBITT ETHAN A. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2298073 | October 6, 1942 | Electric circuits | STONE JOHN R. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2298926 | October 13, 1942 | Electrical wave amplification | BURROWS CHARLES R. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2298699 | October 13, 1942 | Translation device | HUBBARD FRANCIS A. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2298695 | October 13, 1942 | Selecting system | HALL NATHAN I. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2298679 | October 13, 1942 | Method of making resistors and resistance materials | CHRISTENSEN CARL J. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2298519 | October 13, 1942 | Telephone system | TILLMAN RICHARD J. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2298468 | October 13, 1942 | Contact protection | CURTIS AUSTEN M. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2298449 | October 13, 1942 | Antenna | BAILEY ARNOLD B | BELL TELEPHONE LABOR INC |
| 2298440 | October 13, 1942 | Coin collector | VIETH LEONARD | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2299664 | October 20, 1942 | Telephone coin collector | TOWNE CHARLES C. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2299487 | October 20, 1942 | Electric wave transmission system | MOORE HILBERT R. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2299479 | October 20, 1942 | Signaling system | HOLDEN WILLIAM H. T. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2299279 | October 20, 1942 | Signaling system | PULLIS GEORGE A. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2299264 | October 20, 1942 | Telegraph signal repeater | WILKERSON JEFFERSON R. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2299260 | October 20, 1942 | Energy translation utilizing pyroelectricity | SIVIAN LEON J | BELL TELEPHONE LABOR INC |
| 2300371 | October 27, 1942 | Switching device | MALLINA RUDOLPH F. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2300366 | October 27, 1942 | Signal transmission system | BLAIR ROYER R. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2300336 | October 27, 1942 | Magnetic alloy of iron and aluminum | BOZORTH RICHARD M. ; WILLIAMS HOWELL J. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2300320 | October 27, 1942 | Device for reproducing tone frequencies | SWARTZEL JR KARL D | BELL TELEPHONE LABOR INC |
| 2300316 | October 27, 1942 | Private branch exchange system | SWARTZEL JR KARL D | PHYLLIS RAYMOND BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2300296 | October 27, 1942 | Power plant | LANGABEER HARVEY T ; TRUCKSESS DAVID E | BELL TELEPHONE LABOR INC |
| 2300133 | October 27, 1942 | Broad band amplifier | NYQUIST HARRY | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2300075 | October 27, 1942 | Piezoelectric crystal controlled oscillator | SYKES ROGER A. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2299898 | October 27, 1942 | Telephone system | HOLDEN WILLIAM H. T. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2299897 | October 27, 1942 | Signaling system | HOLDEN WILLIAM H. T. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2299854 | October 27, 1942 | Telephone coin collector | SMITH ALBERT K. ; SMYTHE EDWIN H. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2299822 | October 27, 1942 | Signaling system | JR. ARTHUR W. HORTON, ; MURPHY ORLANDO J. ; VAUGHAN HENRY E. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2299821 | October 27, 1942 | Signaling system | JR. ARTHUR W. HORTON, | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2299815 | October 27, 1942 | Gas detector | GENT EDGAR W. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2301056 | November 3, 1942 | Timing device | LASKEY WILLIAM G. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2301023 | November 3, 1942 | Coupling network | DARLINGTON SIDNEY | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2301015 | November 3, 1942 | Telephone system | BUSCH ALOYSIUS J. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2300984 | November 3, 1942 | Table receptacle | SMITH EDWARD M. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2300951 | November 3, 1942 | Telephone system | MALTHANER WILLIAM A. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2300829 | November 3, 1942 | Calling line identification system | GOODERHAM JOHN W. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2300798 | November 3, 1942 | Variable voice delay network control | MELHOSE ALFRED E. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2300775 | November 3, 1942 | Communication system | COLE IRA E. ; MELHOSE ALFRED E. ; TUTHILL WALTER W. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2300638 | November 3, 1942 | Alternating current generator | WENTE EDWARD C. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2300622 | November 3, 1942 | Alternating current generator | HICKMAN CLARENCE N. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2300618 | November 3, 1942 | Branch exchange | DAHL JACK F. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2300546 | November 3, 1942 | Dispensing device | GRIEST RAYMOND H. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2300516 | November 3, 1942 | Shearing tool | MESCH ORWAR S. A. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2300505 | November 3, 1942 | Selective system | HUBBARD FRANCIS A. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2300436 | November 3, 1942 | Phase modulation | SKELLETT ALBERT M. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2300429 | November 3, 1942 | Protective circuit for oscillators | MEACHAM LARNED A. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2300415 | November 3, 1942 | Transmission control | GREEN ESTILL I. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2301490 | November 10, 1942 | Electronic discharge device | WINANS ROBERT C. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2301472 | November 10, 1942 | Switching mechanism | STOCKFLETH SIGURD J. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2301343 | November 10, 1942 | Regulated rectifier | TARR JAMES E. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2301266 | November 10, 1942 | Method and means for transposing electrical conductors | FOX ARTHUR L. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2301245 | November 10, 1942 | Transformer system | BODE HENDRIK W. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2301223 | November 10, 1942 | Transmission system | MITCHELL DOREN | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2301199 | November 10, 1942 | Facsimile system | BRUCE EDMOND ; GORTON WILLIAM S. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2301189 | November 10, 1942 | Telephone set cord | BOWNE LANGFORD J. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2302587 | November 17, 1942 | Telephone trunking system | ULRICH HORACE W. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2302554 | November 17, 1942 | Radiation pyrometer | KINGSBURY EDWIN F. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2302546 | November 17, 1942 | Electric switch | HARRISON HENRY C. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2302544 | November 17, 1942 | Signaling system | HALLIGAN CLAIR W. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2302537 | November 17, 1942 | Relay | ELLWOOD WALTER B. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2302374 | November 17, 1942 | Two-way signal transmission system | MITCHELL DOREN | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2302334 | November 17, 1942 | Telephone system | LOGAN MASON A. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2302293 | November 17, 1942 | Crosstalk reduction | BROWN JOHN T. L. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2302128 | November 17, 1942 | Counting device | LAKATOS EMORY | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2302118 | November 17, 1942 | Electron discharge device | GRAY FRANK | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2302106 | November 17, 1942 | Telephone booth | CORSO FRANK S. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2302080 | November 17, 1942 | Teletypewriter system | WATSON EDWARD F. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2302071 | November 17, 1942 | Signaling system | TAYLOR EDMUND R. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2302039 | November 17, 1942 | Switching system | LOGAN MASON A. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2302024 | November 17, 1942 | Method of cutting | JR. FRANK A. GOSS, | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2302000 | November 17, 1942 | Switching mechanism | BROWN HENRY B. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2301961 | November 17, 1942 | Signaling system | LOGAN MASON A. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2301929 | November 17, 1942 | Radio distance and altitude indicating system | BUDENBOM HORACE T. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2303194 | November 24, 1942 | Alloy | BOUTON GEORGE M. ; PHIPPS GEORGE S. ; SCHUMACHER EARLE E. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2303166 | November 24, 1942 | Electron discharge device | LAICO JOSEPH P. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2303054 | November 24, 1942 | Polar signal test transmitter | LANG WILMARTH Y. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2303016 | November 24, 1942 | Impulse counting circuit | BLOUNT FRANK E. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2303015 | November 24, 1942 | Emergency conference circuit | BEAUMONT WILLIAM M. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2304044 | December 1, 1942 | Voltage regulation and rectification | HORACE WHITTLE | BELL TELEPHONE LABOR INC |
| 2304029 | December 1, 1942 | Ventilating system for telephone booths | SMITH ALBERT K | BELL TELEPHONE LABOR INC |
| 2304017 | December 1, 1942 | Carrier telegraph system | PHELPS WALTER A | BELL TELEPHONE LABOR INC |
| 2303958 | December 1, 1942 | Electrical resistance pad device | SCHMIDT WILLIAM C | BELL TELEPHONE LABOR INC |
| 2303952 | December 1, 1942 | Relay | PFLEGER KENNETH W | BELL TELEPHONE LABOR INC |
| 2303933 | December 1, 1942 | Method of welding | HALE DOUGLAS A S | BELL TELEPHONE LABOR INC |
| 2303930 | December 1, 1942 | Electro-optical system | FRANK GRAY | BELL TELEPHONE LABOR INC |
| 2303907 | December 1, 1942 | Multichannel signal transmission | BLACK HAROLD S | BELL TELEPHONE LABOR INC |
| 2303564 | December 1, 1942 | Alternating current generator | LOVELL CLARENCE A | BELL TELEPHONE LABOR INC |
| 2303555 | December 1, 1942 | Hot plate device | HUMPHREY ROBERT G. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2303497 | December 1, 1942 | Duplex metal body | REEVE HOWARD T | BELL TELEPHONE LABOR INC |
| 2303485 | December 1, 1942 | Bridge-stabilized oscillator for voice frequency circuits | MEACHAM LARNED A | BELL TELEPHONE LABOR INC |
| 2303474 | December 1, 1942 | Electric switch | KALB ROBERT M | BELL TELEPHONE LABOR INC |
| 2303419 | December 1, 1942 | Two-way signal transmission system | AFFEL HERMAN A | BELL TELEPHONE LABOR INC |
| 2303377 | December 1, 1942 | Communication system with voiceoperated switching mechanisms | MELHOSE ALFRED E | BELL TELEPHONE LABOR INC |
| 2303375 | December 1, 1942 | Rochelle salt piezoelectric crystal apparatus | MASON WARREN P | BELL TELEPHONE LABOR INC |
| 2303356 | December 1, 1942 | Selecting system | HOLDEN WILLIAM H T | BELL TELEPHONE LABOR INC |
| 2304657 | December 8, 1942 | Electron discharge device | RONCI VICTOR L ; STRATTON WILLIAM D | BELL TELEPHONE LABOR INC |
| 2304613 | December 8, 1942 | Delayed operation circuit | EDWARD VROOM | BELL TELEPHONE LABOR INC |
| 2304611 | December 8, 1942 | Carrier wave signal transmission system | THORP VAUGHN P | BELL TELEPHONE LABOR INC |
| 2304569 | December 8, 1942 | Telegraph system | HEARN RICHARD B | BELL TELEPHONE LABOR INC |
| 2304545 | December 8, 1942 | Wave transmission network | CLEMENT ANDREW W | BELL TELEPHONE LABOR INC |
| 2304238 | December 8, 1942 | Cutting apparatus | BROUGHTON WILLIAM W | BELL TELEPHONE LABOR INC |
| 2304179 | December 8, 1942 | Speech transmission system | KLEIST MYRON R | BELL TELEPHONE LABOR INC |
| 2304135 | December 8, 1942 | Modulating system | WISE RAYMOND O | BELL TELEPHONE LABOR INC |
| 2304061 | December 8, 1942 | Switching device for telephone instruments | LITTLE JOHN B | BELL TELEPHONE LABOR INC |
| 2305496 | December 15, 1942 | Radio broadcasting system | ROBERTS LELAND C | BELL TELEPHONE LABOR INC |
| 2305478 | December 15, 1942 | Method of carbonizing electrodes | KERN EMERSON W | BELL TELEPHONE LABOR INC |
| 2305473 | December 15, 1942 | Method and means for joining hollow bodies | HAYFORD WALTER S | BELL TELEPHONE LABOR INC |
| 2305450 | December 15, 1942 | Relay | STIBITZ GEORGE R | BELL TELEPHONE LABOR INC |
| 2305316 | December 15, 1942 | Switching mechanism | MALLINA RUDOLPH F | BELL TELEPHONE LABOR INC |
| 2304856 | December 15, 1942 | Electrical transmission system | SNOW WILLIAM B | BELL TELEPHONE LABOR INC |
| 2306282 | December 22, 1942 | Tuning arrangement for cavity resonators | SAMUEL ARTHUR L | BELL TELEPHONE LABOR INC |
| 2306267 | December 22, 1942 | Magnetic dial | KALB ROBERT M | BELL TELEPHONE LABOR INC |
| 2306236 | December 22, 1942 | Telephone system | WALSH JOHN G | BELL TELEPHONE LABOR INC |
| 2306173 | December 22, 1942 | Telephone system | LOGAN MASON A | BELL TELEPHONE LABOR INC |
| 2306164 | December 22, 1942 | Extrusion device | HARRISON HENRY C | BELL TELEPHONE LABOR INC |
| 2306087 | December 22, 1942 | Key pulsing register circuit | SOFFEL ROBERT O | BELL TELEPHONE LABOR INC |
| 2306068 | December 22, 1942 | Call transmitter | LEWIS BENJAMIN F | BELL TELEPHONE LABOR INC |
| 2306067 | December 22, 1942 | Telephone system | LEWIS BENJAMIN F ; DOREN MITCHELL | BELL TELEPHONE LABOR INC |
| 2306909 | December 29, 1942 | Piezoelectric crystal apparatus | SYKES ROGER A | BELL TELEPHONE LABOR INC |
| 2306882 | December 29, 1942 | Selective system | HOLDEN WILLIAM H T | BELL TELEPHONE LABOR INC |
| 2306862 | December 29, 1942 | Television remote control | RALPH BOWN | BELL TELEPHONE LABOR INC |
| 2306852 | December 29, 1942 | Vibration damping means for rotating members | WENTE EDWARD C | BELL TELEPHONE LABOR INC |
| 2306734 | December 29, 1942 | Party line printing telegraph system | KNANDEL GEORGE J ; LOCKE GEORGE A | BELL TELEPHONE LABOR INC |
| 2306732 | December 29, 1942 | Molding fixture | HUXHAM TREVOR S | BELL TELEPHONE LABOR INC |
| 2306729 | December 29, 1942 | Signaling system | HOLDEN WILLIAM H T | BELL TELEPHONE LABOR INC |
| 2306707 | December 29, 1942 | Audiphone | MASON WARREN P | BELL TELEPHONE LABOR INC |
| 2306701 | December 29, 1942 | Combined telephone and telegraph cord and attendants' circuits | KINKEAD FULLERTON S ; LARGE WAYNE V K ; LUCEK CHARLES W ; MARSHALL TOLA A | BELL TELEPHONE LABOR INC |
| 2306689 | December 29, 1942 | Voice-operated switching circuit for two-way telephony | DAVIS KINGSBURY H ; NORWINE ANDREW C | BELL TELEPHONE LABOR INC |
| 2306531 | December 29, 1942 | Telephone coin collector | DOWEY THOMAS L ; LOVELL CLARENCE A | BELL TELEPHONE LABOR INC |
| 2306513 | December 29, 1942 | Impedance device | JOHN WHYTOCK | BELL TELEPHONE LABOR INC |
| 2306504 | December 29, 1942 | Woven wire resistance | SCHAFER ARTHUR H. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2306435 | December 29, 1942 | Frequency compression | GRAHAM ROBERT E | BELL TELEPHONE LABOR INC |
| 2307728 | January 5, 1943 | Signaling system | PIERRE MERTZ | BELL TELEPHONE LABOR INC |
| 2307660 | January 5, 1943 | Indicator | BASCOM HENRY M | BELL TELEPHONE LABOR INC |
| 2307537 | January 5, 1943 | Telephone call transmitter | PARKINSON DAVID B | BELL TELEPHONE LABOR INC |
| 2307525 | January 5, 1943 | Call transmitter | MALLINA RUDOLPH F | BELL TELEPHONE LABOR INC |
| 2307521 | January 5, 1943 | Call transmitter | LOVELL CLARENCE A ; MALLINA RUDOLPH F ; LEONARD VIETH | BELL TELEPHONE LABOR INC |
| 2307463 | January 5, 1943 | Telephone calling dial device | LUM GEORGE R | BELL TELEPHONE LABOR INC |
| 2307417 | January 5, 1943 | Receiving circuit for signaling systems | MATTE ANDREW L | BELL TELEPHONE LABOR INC |
| 2307237 | January 5, 1943 | Telegraph signal distortion measuring apparatus and system | REA WILTON T ; WILKERSON JEFFERSON R | BELL TELEPHONE LABOR INC |
| 2307226 | January 5, 1943 | Telephone calling dial device | LUM GEORGE R | BELL TELEPHONE LABOR INC |
| 2307155 | January 5, 1943 | Polarized relay | JR. ROBERT L. PEEK, | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2307140 | January 5, 1943 | Coin operated device | KRUMREICH CHARLES L | BELL TELEPHONE LABOR INC |
| 2308388 | January 12, 1943 | Elimination of bias in terletypewriter receiving magnets | REA WILTON T | BELL TELEPHONE LABOR INC |
| 2308381 | January 12, 1943 | Two-way television transmission | PIERRE MERTZ | BELL TELEPHONE LABOR INC |
| 2308360 | January 12, 1943 | Light modulating apparatus and method | FAIR IRVIN E | BELL TELEPHONE LABOR INC |
| 2307989 | January 12, 1943 | Sound signal | BOWER KLINE E | BELL TELEPHONE LABOR INC |
| 2307922 | January 12, 1943 | Electromagnetic device | DICKTEN JR EMIL | BELL TELEPHONE LABOR INC |
| 2307868 | January 12, 1943 | Binary counter | STIBITZ GEORGE R | BELL TELEPHONE LABOR INC |
| 2307834 | January 12, 1943 | Signaling system | GANNETT DANFORTH K | BELL TELEPHONE LABOR INC |
| 2309044 | January 19, 1943 | Testing system | BURTON EVERETT T | BELL TELEPHONE LABOR INC |
| 2309019 | January 19, 1943 | Electron discharge device circuits | SKELLETT ALBERT M | BELL TELEPHONE LABOR INC |
| 2308997 | January 19, 1943 | Electric wave translation | MILLER STEWART E | BELL TELEPHONE LABOR INC |
| 2308886 | January 19, 1943 | Acoustic wave filter | MASON WARREN P | BELL TELEPHONE LABOR INC |
| 2308869 | January 19, 1943 | Acoustic wall panel | HELMUTH ECKARDT | BELL TELEPHONE LABOR INC |
| 2308827 | January 19, 1943 | Acoustic wave filter panel | RICHARD CHARLES D | BELL TELEPHONE LABOR INC |
| 2308800 | January 19, 1943 | Electron discharge device | EUGENE ANDERSON ALVA | BELL TELEPHONE LABOR INC |
| 2308637 | January 19, 1943 | Telephone system | BABCOCK STUART M ; LOGAN MASON A | BELL TELEPHONE LABOR INC |
| 2308634 | January 19, 1943 | Coin chute | LEONARD VIETH | BELL TELEPHONE LABOR INC |
| 2308606 | January 19, 1943 | Method of making solder connections | INGERSON WILLIAM E | BELL TELEPHONE LABOR INC |
| 2308523 | January 19, 1943 | Electron discharge device | LLEWELLYN FREDERICK B | BELL TELEPHONE LABOR INC |
| 2309586 | January 26, 1943 | Static frequency changing system | HAINES ATWELL B | BELL TELEPHONE LABOR INC |
| 2309537 | January 26, 1943 | Key action mechanism | RIENSTRA ALBERT R | BELL TELEPHONE LABOR INC |
| 2309525 | January 26, 1943 | Electric signaling | MOHR MILTON E | BELL TELEPHONE LABOR INC |
| 2309490 | January 26, 1943 | Electric measuring apparatus | YOUNG CLARENCE H | BELL TELEPHONE LABOR INC |
| 2309467 | January 26, 1943 | Rochelle salt piezoelectric crystal apparatus | MASON WARREN P | BELL TELEPHONE LABOR INC |
| 2309220 | January 26, 1943 | Electron discharge device | SKELLETT ALBERT M | BELL TELEPHONE LABOR INC |
| 2309081 | January 26, 1943 | Electrically conductive device | PRIESSMAN NEIL Y ; JOHN WHYTOCK | BELL TELEPHONE LABOR INC |
| 2310034 | February 2, 1943 | Signaling system | MILLER ALBERT H | BELL TELEPHONE LABOR INC |
| 2309953 | February 2, 1943 | Electric switch | HARRISON HENRY C | BELL TELEPHONE LABOR INC |
| 2309945 | February 2, 1943 | Polarized relay | GARVIN JOHN S | BELL TELEPHONE LABOR INC |
| 2309705 | February 2, 1943 | Carrier wave signaling | MILLER RALPH L | BELL TELEPHONE LABOR INC |
| 2309703 | February 2, 1943 | Alternating current generator | LOVELL CLARENCE A ; MALLINA RUDOLPH F | BELL TELEPHONE LABOR INC |
| 2310749 | February 9, 1943 | Singaling system | RESSLER RALPH E | BELL TELEPHONE LABOR INC |
| 2310695 | February 9, 1943 | Oscillating system | HIGGINS WILLIAM H. C. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2310637 | February 9, 1943 | Coin chute | HOYT FREDERICK A | BELL TELEPHONE LABOR INC |
| 2310634 | February 9, 1943 | Communication system | HOLDEN WILLIAM H T | BELL TELEPHONE LABOR INC |
| 2310452 | February 9, 1943 | Switching system | MEACHAM LARNED A ; PARKER CARLYLE V | BELL TELEPHONE LABOR INC |
| 2310428 | February 9, 1943 | Automatic teletypewriter operation | HALL JOHN A ; SCHMIED JAMES W | BELL TELEPHONE LABOR INC |
| 2310417 | February 9, 1943 | Pneumatic ticket sending and receiving valve | GENT EDGAR W | BELL TELEPHONE LABOR INC |
| 2310279 | February 9, 1943 | Telegraph system | DAHLBOM CARL A ; HEARN RICHARD B | BELL TELEPHONE LABOR INC |
| 2312206 | February 23, 1943 | Method of and apparatus for reducing halo from fluorescent screens | CALBICK CHESTER J | BELL TELEPHONE LABOR INC |
| 2311807 | February 23, 1943 | Electron discharge device circuit | ANDERSON FRITHIOF B | BELL TELEPHONE LABOR INC |
| 2311801 | February 23, 1943 | Thermal time delay relay | WINANS ROBERT C | BELL TELEPHONE LABOR INC |
| 2311800 | February 23, 1943 | Communication system | WILLIAMS SAMUEL B | BELL TELEPHONE LABOR INC |
| 2311796 | February 23, 1943 | Modulation of carrier frequencies | WRATHALL LEISHMAN R | BELL TELEPHONE LABOR INC |
| 2311751 | February 23, 1943 | Telephone coin collector | HOYT FREDERICK A | BELL TELEPHONE LABOR INC |
| 2312954 | March 2, 1943 | Observer controlled television system | RALPH BOWN | BELL TELEPHONE LABOR INC |
| 2312932 | March 2, 1943 | Variable condenser | RODGERS KARL F | BELL TELEPHONE LABOR INC |
| 2312724 | March 2, 1943 | Signaling system | LUNDSTROM ALEXIS A | BELL TELEPHONE LABOR INC |
| 2312723 | March 2, 1943 | Electron discharge device | LLEWELLYN FREDERICK B | BELL TELEPHONE LABOR INC |
| 2312672 | March 2, 1943 | Switching device | JR. CHARLES E. POLLARD, | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2312566 | March 2, 1943 | Telephone calling dial device | LUM GEORGE R | BELL TELEPHONE LABOR INC |
| 2312498 | March 2, 1943 | Signal translating apparatus | SKELLETT ALBERT M | BELL TELEPHONE LABOR INC |
| 2312408 | March 2, 1943 | Contact spring assembly | HARRY HANSEN | BELL TELEPHONE LABOR INC |
| 2313471 | March 9, 1943 | Metallic telephone booth | HALLAM CECIL A. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2313410 | March 9, 1943 | Preparation of boron compositions | HENRY WALTHER | BELL TELEPHONE LABOR INC |
| 2314229 | March 16, 1943 | Signaling system | LUNDSTROM ALEXIS A | BELL TELEPHONE LABOR INC |
| 2314187 | March 16, 1943 | Signaling system | ABBOTT HENRY H | BELL TELEPHONE LABOR INC |
| 2314132 | March 16, 1943 | High frequency amplifier | DOHERTY WILLIAM H | BELL TELEPHONE LABOR INC |
| 2313842 | March 16, 1943 | Steatite type ceramic material | RIGTERINK MERLE D | BELL TELEPHONE LABOR INC |
| 2313819 | March 16, 1943 | Electron discharge apparatus | FRANK GRAY | BELL TELEPHONE LABOR INC |
| 2313809 | March 16, 1943 | Contact protection device | CURTIS AUSTEN M | BELL TELEPHONE LABOR INC |
| 2314816 | March 23, 1943 | Method of desulphurizing carbon coated metals | BROWN JR JOSHUA R C ; WOOTEN LELAND A | BELL TELEPHONE LABOR INC |
| 2314801 | March 23, 1943 | Telephone call transmitter | ROBERTS JOHN G ; DOBBS FERRY ; RICHARD CHARLES D | BELL TELEPHONE LABOR INC |
| 2314739 | March 23, 1943 | Electrical circuit employing gridcontrolled gas discharge tubes | SHEPHERD WILLIAM G | BELL TELEPHONE LABOR INC |
| 2314518 | March 23, 1943 | Telephone system | SANDALLS JR GEORGE | BELL TELEPHONE LABOR INC |
| 2314471 | March 23, 1943 | Two-way television and speech television | WRIGHT SUMNER B | BELL TELEPHONE LABOR INC |
| 2314422 | March 23, 1943 | Carrier wave production and control | PHELPS WALTER A | BELL TELEPHONE LABOR INC |
| 2314409 | March 23, 1943 | Magnetic coil structure | KNOOP WILLIAM A | BELL TELEPHONE LABOR INC |
| 2315456 | March 30, 1943 | Call indicator | SCHIMPF LUTHER G | BELL TELEPHONE LABOR INC |
| 2315450 | March 30, 1943 | Method of and apparatus for locating transmission faults | HARRY NYQUIST | BELL TELEPHONE LABOR INC |
| 2315445 | March 30, 1943 | Regulated rectifier circuit | MILARTA LOUIS E | BELL TELEPHONE LABOR INC |
| 2315442 | March 30, 1943 | Negative feedback detector | MCRAE JAMES W | BELL TELEPHONE LABOR INC |
| 2315435 | March 30, 1943 | Transmission system | LEIBE FRANK A | BELL TELEPHONE LABOR INC |
| 2315434 | March 30, 1943 | Transmission system | LEIBE FRANK A | BELL TELEPHONE LABOR INC |
| 2315426 | March 30, 1943 | Solder pellet caster device | HUMPHREY ROBERT G. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2315344 | March 30, 1943 | Call transmitter | MALLINA RUDOLPH F | BELL TELEPHONE LABOR INC |
| 2315291 | March 30, 1943 | Apparatus for and method of generating television signals | MATTKE CHARLES F | BELL TELEPHONE LABOR INC |
| 2315290 | March 30, 1943 | Apparatus for and method of generating television signals | MATTKE CHARLES F | BELL TELEPHONE LABOR INC |
| 2315288 | March 30, 1943 | Apparatus for and method of generating television signals | KNOOP WILLIAM A | BELL TELEPHONE LABOR INC |
| 2315073 | March 30, 1943 | Electric circuits | NORTON FRANK R | BELL TELEPHONE LABOR INC |
| 2315040 | March 30, 1943 | Electric wave amplification | BODE HENDRIK W | BELL TELEPHONE LABOR INC |
| 2315000 | March 30, 1943 | Telephone system | LOGAN MASON A | BELL TELEPHONE LABOR INC |
| 2314961 | March 30, 1943 | Telephone system | WILLIAMS SAMUEL B | BELL TELEPHONE LABOR INC |
| 2314960 | March 30, 1943 | Method of and apparatus for producing television images | WILLARD GERALD W | BELL TELEPHONE LABOR INC |
| 2314938 | March 30, 1943 | Signal translating device | HAYNES JAMES R | BELL TELEPHONE LABOR INC |
| 2316067 | April 6, 1943 | Method of threading rolling mills | HICKMAN CLARENCE N | BELL TELEPHONE LABOR INC |
| 2316044 | April 6, 1943 | Electronic apparatus | BLAIR ROYER R | BELL TELEPHONE LABOR INC |
| 2315733 | April 6, 1943 | Impulse repeater | PFLEGER KENNETH W | BELL TELEPHONE LABOR INC |
| 2315720 | April 6, 1943 | Electrical connecting device | MALLINA RUDOLPH F ; SIEGMUND HUMPHREYS O | BELL TELEPHONE LABOR INC |
| 2315705 | April 6, 1943 | Testing and selecting system | HOLDEN WILLIAM H T ; SCHIMPF LUTHER G | BELL TELEPHONE LABOR INC |
| 2315621 | April 6, 1943 | Electron camera | IVES HERBERT E | BELL TELEPHONE LABOR INC |
| 2315613 | April 6, 1943 | Poly-hexahydro-hydroquinone sebacate | FROSCH CARL J | BELL TELEPHONE LABOR INC |
| 2317295 | April 20, 1943 | Permanent magnet and process of production | NESBITT ETHAN A | BELL TELEPHONE LABOR INC |
| 2317294 | April 20, 1943 | Magnetic material | NESBITT ETHAN A. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2317222 | April 20, 1943 | Electron discharge device | RONCI VICTOR L | BELL TELEPHONE LABOR INC |
| 2317191 | April 20, 1943 | Telephone system | HOLBROOK BERNARD D. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2317783 | April 27, 1943 | Timing arrangement | LEWIS BENJAMIN F | BELL TELEPHONE LABOR INC |
| 2317743 | April 27, 1943 | Switching mechanism | DRAKE PERCY B | BELL TELEPHONE LABOR INC |
| 2317695 | April 27, 1943 | Electric switch | POLLARD CHARLES E | BELL TELEPHONE LABOR INC |
| 2317665 | April 27, 1943 | Mounting for electrical apparatus | BREDEHOFT HAROLD A | BELL TELEPHONE LABOR INC |
| 2317482 | April 27, 1943 | Wave generating system | EUGENE PETERSON | BELL TELEPHONE LABOR INC |
| 2317471 | April 27, 1943 | Selection system | MEAEHAM LARNED A | BELL TELEPHONE LABOR INC |
| 2317469 | April 27, 1943 | Switching device | MALLINA RUDOLPH F | BELL TELEPHONE LABOR INC |
| 2318423 | May 4, 1943 | Electron discharge device | SAMUEL ARTHUR L | BELL TELEPHONE LABOR INC |
| 2318418 | May 4, 1943 | Electron discharge device | PIERCE JOHN R | BELL TELEPHONE LABOR INC |
| 2318410 | May 4, 1943 | Coin chute | MILLS PERCY E | BELL TELEPHONE LABOR INC |
| 2318405 | May 4, 1943 | Relay | LEVERIDGE WALTER J | BELL TELEPHONE LABOR INC |
| 2318396 | May 4, 1943 | Crossarm reinforcement | HOYT LEON G. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2318383 | May 4, 1943 | Switch wiper spring and method of replacement thereof | DRAKE PERCY B | BELL TELEPHONE LABOR INC |
| 2318168 | May 4, 1943 | Printing telegraph apparatus | LANG WILMARTH Y | BELL TELEPHONE LABOR INC |
| 2318159 | May 4, 1943 | Panel selector | PHILIP HUSTA ; WAGENSELL WILLIAM O | BELL TELEPHONE LABOR INC |
| 2319087 | May 11, 1943 | Electric organ keying system | RIENSTRA ALBERT R | BELL TELEPHONE LABOR INC |
| 2319032 | May 11, 1943 | Prepayment coin box system | BASCOM HENRY M | BELL TELEPHONE LABOR INC |
| 2318723 | May 11, 1943 | Communication switching system | SWEZEY BURDETTE S | BELL TELEPHONE LABOR INC |
| 2318662 | May 11, 1943 | Vacuum tube amplifying apparatus | BIDWELL CHARLES H ; KOOS PAUL V | BELL TELEPHONE LABOR INC |
| 2319754 | May 18, 1943 | Electrical contacting device | SPAHN JR CHARLES F | BELL TELEPHONE LABOR INC |
| 2319744 | May 18, 1943 | Shielding for communication circuits | MOUGEY WILBUR E | BELL TELEPHONE LABOR INC |
| 2319717 | May 18, 1943 | Transmission control in two-way signal wave transmission systems | BJORNSON BJORN G | BELL TELEPHONE LABOR INC |
| 2319424 | May 18, 1943 | Telephone system | MALONEY MARTIN E | BELL TELEPHONE LABOR INC |
| 2319358 | May 18, 1943 | Through supervision system | ULRICH HORACE W | BELL TELEPHONE LABOR INC |
| 2319357 | May 18, 1943 | Variable air-gap crystal holder | THURSTON GEORGE M | BELL TELEPHONE LABOR INC |
| 2319339 | May 18, 1943 | Signaling system | MULLER KARL H ; RESSLER RALPH E | BELL TELEPHONE LABOR INC |
| 2319333 | May 18, 1943 | Service observing system | LOGAN MASON A ; SCHIMPF LUTHER G | BELL TELEPHONE LABOR INC |
| 2319321 | May 18, 1943 | Magnetic dial | HEAD GEORGE A | BELL TELEPHONE LABOR INC |
| 2319306 | May 18, 1943 | Signaling system | DICKIESON ALTON C | BELL TELEPHONE LABOR INC |
| 2320258 | May 25, 1943 | Switching mechanism | BOHMAN VINCENT F | BELL TELEPHONE LABOR INC |
| 2320254 | May 25, 1943 | Switching mechanism | ATKINS GEORGE E | BELL TELEPHONE LABOR INC |
| 2320237 | May 25, 1943 | Voltage regulator | HOPPER ANDREW L | BELL TELEPHONE LABOR INC |
| 2320170 | May 25, 1943 | Cushion mounting for electrical apparatus | BISHOP WALTER M ; WARREN GRONROS ; RONCI VICTOR L | BELL TELEPHONE LABOR INC |
| 2320131 | May 25, 1943 | Piezoelectric crystal apparatus | HIGHT STUART C | BELL TELEPHONE LABOR INC |
| 2320120 | May 25, 1943 | Electron discharge device | CHARLES DEPEW ; WARREN GRONROS ; RONCI VICTOR L | BELL TELEPHONE LABOR INC |
| 2320081 | May 25, 1943 | Telephone system | HOLDEN WILLIAM H T ; HUBBARD FRANCIS A ; LEWIS BENJAMIN F ; MALTHANER WILLIAM A ; SPRAGUE VINTON G | BELL TELEPHONE LABOR INC |
| 2320080 | May 25, 1943 | Piezoelectric crystal element | HIGHT STUART C | BELL TELEPHONE LABOR INC |
| 2320076 | May 25, 1943 | Selecting system | HALL NATHAN I | BELL TELEPHONE LABOR INC |
| 2319965 | May 25, 1943 | Variable frequency bridge stabilized oscillator | WISE RAYMOND O | BELL TELEPHONE LABOR INC |
| 2319940 | May 25, 1943 | Gravitational force measuring apparatus | MARRISON WARREN A | BELL TELEPHONE LABOR INC |
| 2319937 | May 25, 1943 | Switching contact | MATHES ROBERT C | BELL TELEPHONE LABOR INC |
| 2319838 | May 25, 1943 | Dielectric material | YAGER WILLIAM A | BELL TELEPHONE LABOR INC |
| 2320963 | June 1, 1943 | Phase modulation | WRATHALL LEISHMAN R | BELL TELEPHONE LABOR INC |
| 2320957 | June 1, 1943 | Telephone signaling system | ULRICH HORACE W | BELL TELEPHONE LABOR INC |
| 2320943 | June 1, 1943 | Telephone system | LOGAN MASON A | BELL TELEPHONE LABOR INC |
| 2320938 | June 1, 1943 | Gauge | LANG WILMARTH Y | BELL TELEPHONE LABOR INC |
| 2320756 | June 1, 1943 | Electronic device | SKELLETT ALBERT M | BELL TELEPHONE LABOR INC |
| 2320734 | June 1, 1943 | Switching mechanism | MEAD EDWARD D ; MILLER VICTOR F | BELL TELEPHONE LABOR INC |
| 2320726 | June 1, 1943 | Telephone station equipment | ALFRED HERCKMANS | BELL TELEPHONE LABOR INC |
| 2320433 | June 1, 1943 | Telephone transmitter | ALFRED HERCKMANS | BELL TELEPHONE LABOR INC |
| 2320407 | June 1, 1943 | Retractile wheel assembly | CAMPBELL THADDEUS C | BELL TELEPHONE LABOR INC |
| 2321071 | June 8, 1943 | Method of assembling dry rectifiers and the like with solder | EHRHARDT ROBERT A ; WRIGHT EDGAR E | BELL TELEPHONE LABOR INC |
| 2320997 | June 8, 1943 | Communication system | BACON WALTER M | BELL TELEPHONE LABOR INC |
| 2321997 | June 15, 1943 | Electrolytic condenser | COMPTON KENNETH G | BELL TELEPHONE LABOR INC |
| 2321986 | June 15, 1943 | Noise reduction in telephone transmission systems | BROWN JOHN T L | BELL TELEPHONE LABOR INC |
| 2321912 | June 15, 1943 | Electron discharge apparatus | HEDBERG CARL A | BELL TELEPHONE LABOR INC |
| 2321907 | June 15, 1943 | Blower device | GENT EDGAR W | BELL TELEPHONE LABOR INC |
| 2321886 | June 15, 1943 | Electron discharge device | EUGENE ANDERSON ALVA | BELL TELEPHONE LABOR INC |
| 2321758 | June 15, 1943 | Telephone system | LOGAN MASON A | BELL TELEPHONE LABOR INC |
| 2321731 | June 15, 1943 | Method of making repairs and joints in cable sheaths | BOUTON GEORGE M ; PHIPPS GEORGE S ; SCHUMACHER EARLE E | BELL TELEPHONE LABOR INC |
| 2321727 | June 15, 1943 | Insulating finish for apparatus cases | BARDSLEY JOSEPH R | BELL TELEPHONE LABOR INC |
| 2321723 | June 15, 1943 | Speech transmission system | ZINN MANVEL K | BELL TELEPHONE LABOR INC |
| 2321714 | June 15, 1943 | Telephone system | EDWARD VROOM | BELL TELEPHONE LABOR INC |
| 2321710 | June 15, 1943 | Relay | STOLLER HUGH M | BELL TELEPHONE LABOR INC |
| 2322653 | June 22, 1943 | Telautographic device | DOREN MITCHELL | BELL TELEPHONE LABOR INC |
| 2322330 | June 22, 1943 | Telephone system | EDWARD VROOM | BELL TELEPHONE LABOR INC |
| 2322292 | June 22, 1943 | Bearing structure for relays and the like | HARRISON HENRY C | BELL TELEPHONE LABOR INC |
| 2322273 | June 22, 1943 | Process for manufacture of esters of mononitriles of dicarboxylic acids | BIGGS BURNARD S | BELL TELEPHONE LABOR INC |
| 2323242 | June 29, 1943 | Electric organ system | RIENSTRA ALBERT R | BELL TELEPHONE LABOR INC |
| 2323235 | June 29, 1943 | Electromagnetic counting device | ROBERT NORDENSWAN | BELL TELEPHONE LABOR INC |
| 2323192 | June 29, 1943 | Regulator circuit | BLAIR ROYER R | BELL TELEPHONE LABOR INC |
| 2322943 | June 29, 1943 | Telegraph signal measuring apparatus | LANG WILMARTH Y | BELL TELEPHONE LABOR INC |
| 2322938 | June 29, 1943 | Stabilization of superpolymers | HOWARD JOHN B | BELL TELEPHONE LABOR INC |
| 2322914 | June 29, 1943 | Manufacture of mononitriles of dicarboxylic acids | BIGGS BURNARD S | BELL TELEPHONE LABOR INC |
| 2322884 | June 29, 1943 | Amplifying system | ROETKEN ALFRED A | BELL TELEPHONE LABOR INC |
| 2322875 | June 29, 1943 | Electric circuit | OLIVER BERNARD M | BELL TELEPHONE LABOR INC |
| 2322853 | June 29, 1943 | Method of and apparatus for testing coils | KREBS LUTHER E | BELL TELEPHONE LABOR INC |
| 2322851 | June 29, 1943 | Magnetic switch hook | KALB ROBERT M | BELL TELEPHONE LABOR INC |
| 2322848 | June 29, 1943 | Pulse regenerator | HIBBARD FRANK H | BELL TELEPHONE LABOR INC |
| 2322833 | June 29, 1943 | Two-way signaling system | DICKIESON ALTON C ; EDWARDS PAUL G | BELL TELEPHONE LABOR INC |
| 2322756 | June 29, 1943 | Method of impregnation | WALLDER VICTOR T | BELL TELEPHONE LABOR INC |
| 2323803 | July 6, 1943 | Signaling device | DICKTEN JR EMIL ; HARRISON HENRY C | BELL TELEPHONE LABOR INC |
| 2323719 | July 6, 1943 | Alternating current generator | MALLINA RUDOLPH F | BELL TELEPHONE LABOR INC |
| 2323657 | July 6, 1943 | Coin disposal unit | HENNING HARLEY A | BELL TELEPHONE LABOR INC |
| 2323641 | July 6, 1943 | Antenna system | BAILEY ARNOLD B | BELL TELEPHONE LABOR INC |
| 2324394 | July 13, 1943 | Signaling system | HOLDEN WILLIAM H T | BELL TELEPHONE LABOR INC |
| 2324317 | July 13, 1943 | Telephone system | MORRIS CHARLES M | BELL TELEPHONE LABOR INC |
| 2324215 | July 13, 1943 | Measuring apparatus | KINSBURG BORIS J | BELL TELEPHONE LABOR INC |
| 2324212 | July 13, 1943 | Electric lamp | NORMAN INSLEY | BELL TELEPHONE LABOR INC |
| 2324089 | July 13, 1943 | Electron discharge apparatus | JOHNSON JOHN B | BELL TELEPHONE LABOR INC |
| 2324034 | July 13, 1943 | Air-cooled power amplifier | SKENE ANDREW A | BELL TELEPHONE LABOR INC |
| 2323961 | July 13, 1943 | Relay armature | ZUPA FRANK A | BELL TELEPHONE LABOR INC |
| 2324815 | July 20, 1943 | Stabilized feedback system | BLACK HAROLD S | BELL TELEPHONE LABOR INC |
| 2324809 | July 20, 1943 | Soldering method | ABBOTT LESTER E ; WERRING WALTER W | BELL TELEPHONE LABOR INC |
| 2324797 | July 20, 1943 | Differentiating amplifier | NORTON EDWARD L | BELL TELEPHONE LABOR INC |
| 2324624 | July 20, 1943 | Communication system | HOLDEN WILLIAM H T | BELL TELEPHONE LABOR INC |
| 2324623 | July 20, 1943 | Switching device | HICKMAN CIARENCE N | BELL TELEPHONE LABOR INC |
| 2324595 | July 20, 1943 | Manufacture of sealed apparatus | POLLARD JR CHARLES E | BELL TELEPHONE LABOR INC |
| 2324556 | July 20, 1943 | Manufacture of sealed articles | BROWN JOHN T L | BELL TELEPHONE LABOR INC |
| 2324534 | July 20, 1943 | Television transmitter | PIERCE JOHN R | BELL TELEPHONE LABOR INC |
| 2325125 | July 27, 1943 | Hand tool for testing springs | GENT EDGAR W | BELL TELEPHONE LABOR INC |
| 2325117 | July 27, 1943 | Vibration translating device | FALEY GEORGE J V | BELL TELEPHONE LABOR INC |
| 2326081 | August 3, 1943 | Two-way telephone transmission system | WYNEN KENNETH G VAN | BELL TELEPHONE LABOR INC |
| 2326054 | August 3, 1943 | Multiunit relay | MORTON EDMUND R ; STOLLER HUGH M | BELL TELEPHONE LABOR INC |
| 2326053 | August 3, 1943 | Coil for relays and inductive apparatus | MORRIS CHARLES M | BELL TELEPHONE LABOR INC |
| 2325954 | August 3, 1943 | Coin disposal unit | HENNING HARLEY A | BELL TELEPHONE LABOR INC |
| 2325952 | August 3, 1943 | Signaling device | HAMPTON LEON N ; SMITH GEORGE G | BELL TELEPHONE LABOR INC |
| 2326679 | August 10, 1943 | Party line telephone system | RETALLACK JOHN B | BELL TELEPHONE LABOR INC |
| 2326663 | August 10, 1943 | Alternating current generator | LOVELL CLARENCE A | BELL TELEPHONE LABOR INC |
| 2326647 | August 10, 1943 | Switching mechanism | HORTON JR ARTHUR W | BELL TELEPHONE LABOR INC |
| 2326580 | August 10, 1943 | Resistance material | TRENKLE CHARLES H | BELL TELEPHONE LABOR INC |
| 2326572 | August 10, 1943 | Holder for electrically heated tools | SHANGLE AMOS H | BELL TELEPHONE LABOR INC |
| 2326551 | August 10, 1943 | Selecting system | MOHR MILTON E | BELL TELEPHONE LABOR INC |
| 2326478 | August 10, 1943 | Selection system | MEACHAM LARNED A | BELL TELEPHONE LABOR INC |
| 2326458 | August 10, 1943 | Selection system | HALL NATHAN I | BELL TELEPHONE LABOR INC |
| 2326445 | August 10, 1943 | Signaling system | EAGON LLOYD L ; BURTON MCKIM | BELL TELEPHONE LABOR INC |
| 2326313 | August 10, 1943 | Alarm circuit | TRUCKSESS DAVID E | BELL TELEPHONE LABOR INC |
| 2326296 | August 10, 1943 | Machine for sealing receptacles | HARRISON HENRY C. ; LITTLE JOHN B. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2326290 | August 10, 1943 | Alarm and testing circuit | DIEKIESON ALTON C | BELL TELEPHONE LABOR INC |
| 2326274 | August 10, 1943 | Electric measuring apparatus | YOUNG CLARENCE H. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2326204 | August 10, 1943 | Automatic questionnaire | DOWEY THOMAS L ; LOVELL CLARENCE A | BELL TELEPHONE LABOR INC |
| 2327277 | August 17, 1943 | Alternating current generator | LOVELL CLARENCE A ; MALLINA RUDOLPH F ; PARKINSON DAVID B | BELL TELEPHONE LABOR INC |
| 2327276 | August 17, 1943 | Alternating current generator | LOVELL CLARENCE A | BELL TELEPHONE LABOR INC |
| 2327275 | August 17, 1943 | Signaling system | LEWIS BENJAMIN F | BELL TELEPHONE LABOR INC |
| 2327201 | August 17, 1943 | Telephone system | MARTINS ARTHUR S | BELL TELEPHONE LABOR INC |
| 2327176 | August 17, 1943 | Driving clutch and control means therefor | CORY SAMUEL I | BELL TELEPHONE LABOR INC |
| 2326877 | August 17, 1943 | Electron discharge apparatus | MUELLER GEORGE E | BELL TELEPHONE LABOR INC |
| 2326871 | August 17, 1943 | Gain control | MALLINCKRODT CHARLES O | BELL TELEPHONE LABOR INC |
| 2326826 | August 17, 1943 | Transmission system regulation | BULLINGTON ROBERT K | BELL TELEPHONE LABOR INC |
| 2326770 | August 17, 1943 | Transmission system regulation | EDWARDS PAUL G | BELL TELEPHONE LABOR INC |
| 2326742 | August 17, 1943 | Electric wave system | ABRAHAM LEONARD G ; EDWARDS PAUL G ; FRACASSI RENATO D | BELL TELEPHONE LABOR INC |
| 2327877 | August 24, 1943 | Telephone call diverting system | ERWIN EDSON L | BELL TELEPHONE LABOR INC |
| 2327866 | August 24, 1943 | Modulator | BUDENBOM HORACE T | BELL TELEPHONE LABOR INC |
| 2327851 | August 24, 1943 | Private branch exchange system | BASCOM HENRY M ; LAMBERTY FREDERICK R | BELL TELEPHONE LABOR INC |
| 2327831 | August 24, 1943 | Cable pulling attachment | SUTTON STANFORD M | BELL TELEPHONE LABOR INC |
| 2327792 | August 24, 1943 | Selector | HUBBARD FRANCIS A | BELL TELEPHONE LABOR INC |
| 2327791 | August 24, 1943 | Time delay apparatus | HOPPER ANDREW L | BELL TELEPHONE LABOR INC |
| 2327782 | August 24, 1943 | Calling dial device | GOFF HAROLD W | BELL TELEPHONE LABOR INC |
| 2327730 | August 24, 1943 | Switching mechanism | MALLINA RUDOLPH F | BELL TELEPHONE LABOR INC |
| 2327715 | August 24, 1943 | Punch device | INGERSON WILLIAM E | BELL TELEPHONE LABOR INC |
| 2327711 | August 24, 1943 | Communication system | HOLDEN WILLIAM H T | BELL TELEPHONE LABOR INC |
| 2327567 | August 24, 1943 | Eye structure for anchor rods | STOVER HERBERT F | BELL TELEPHONE LABOR INC |
| 2327549 | August 24, 1943 | Two-step relay | PEEK JR ROBERT L | BELL TELEPHONE LABOR INC |
| 2327481 | August 24, 1943 | Telephone system | ABBOTT HENRY H | BELL TELEPHONE LABOR INC |
| 2327478 | August 24, 1943 | Telegraph system | WATSON EDWARD F | BELL TELEPHONE LABOR INC |
| 2327466 | August 24, 1943 | Automatic toll ticketing system | SCOTT LYLE J | BELL TELEPHONE LABOR INC |
| 2327436 | August 24, 1943 | Telephone system | KOECHLING CHARLES D | BELL TELEPHONE LABOR INC |
| 2328478 | August 31, 1943 | Piezoelectric transducer | MASON WARREN P | BELL TELEPHONE LABOR INC |
| 2328434 | August 31, 1943 | Speech transmission system | EDWARDS PAUL G | BELL TELEPHONE LABOR INC |
| 2328422 | August 31, 1943 | Method for coating bodies with carbon | CHRISTENSEN CARL J. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2329111 | September 7, 1943 | Alternating current generator | DUNLAP KERMIT S | BELL TELEPHONE LABOR INC |
| 2329038 | September 7, 1943 | Resistor | ELLIS WILLIAM C ; SOUDEN ALEXANDER G | BELL TELEPHONE LABOR INC |
| 2329010 | September 7, 1943 | Power supply system | SPENCER HARRY H | BELL TELEPHONE LABOR INC |
| 2329004 | September 7, 1943 | Line load control system | SHOPE HARRY S ; ULRICH HORACE W | BELL TELEPHONE LABOR INC |
| 2328999 | September 7, 1943 | Teletypewriter test distributor | REA WILTON T | BELL TELEPHONE LABOR INC |
| 2328997 | September 7, 1943 | Mercury switch | POLLARD CHARLES E | BELL TELEPHONE LABOR INC |
| 2328989 | September 7, 1943 | Gaseous electric discharge device | MARTIN WILLIAM H | BELL TELEPHONE LABOR INC |
| 2328982 | September 7, 1943 | Apparatus for making solder connections | INGERSON WILLIAM E. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2328951 | September 7, 1943 | Two-way signal transmission system | BRYANT NEWTON W | BELL TELEPHONE LABOR INC |
| 2328724 | September 7, 1943 | Bracket | JOHNSON RICHARD C ; MARTING HEBER E | BELL TELEPHONE LABOR INC |
| 2328674 | September 7, 1943 | Regenerative repeater for inverse neutral telegraph systems | REA WILTON T | BELL TELEPHONE LABOR INC |
| 2328671 | September 7, 1943 | Impulse repeater | PFLEGER KENNETH W | BELL TELEPHONE LABOR INC |
| 2328618 | September 7, 1943 | Telephone booth | CORSO FRANK S | BELL TELEPHONE LABOR INC |
| 2329519 | September 14, 1943 | Reduction of cross talk | DIXON JOHN T | BELL TELEPHONE LABOR INC |
| 2329518 | September 14, 1943 | Alarm system | DIMOND THOMAS L | BELL TELEPHONE LABOR INC |
| 2329511 | September 14, 1943 | Method of making resistors | CHRISTENSEN CARL J | BELL TELEPHONE LABOR INC |
| 2329504 | September 14, 1943 | Electric timing device | YOUNG JR WILLIAM RAE | BELL TELEPHONE LABOR INC |
| 2329479 | September 14, 1943 | Electrical connector | PAUL NEILL | BELL TELEPHONE LABOR INC |
| 2329471 | September 14, 1943 | Electrical terminal | KING DOUGLAS H | BELL TELEPHONE LABOR INC |
| 2329466 | September 14, 1943 | Call transmitter | GOFF HAROLD W | BELL TELEPHONE LABOR INC |
| 2329283 | September 14, 1943 | Contact spring pile-up for coin collector telephones | MELICK JOHN M | BELL TELEPHONE LABOR INC |
| 2330107 | September 21, 1943 | 1,10 decanolamine and method of producing it | BISHOP WILLIAM S | BELL TELEPHONE LABOR INC |
| 2329792 | September 21, 1943 | Electron discharge device circuit | SKELLETT ALBERT M. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2329764 | September 21, 1943 | Relay circuit | INGRAM SYDNEY B | BELL TELEPHONE LABOR INC |
| 2331530 | October 12, 1943 | Electric wave circuit | ZINN MANVEL K | BELL TELEPHONE LABOR INC |
| 2331514 | October 12, 1943 | Switching mechanism | STIBITZ GEORGE R. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2331411 | October 12, 1943 | Regulated rectifier | MILARTA LOUIS E | BELL TELEPHONE LABOR INC |
| 2331398 | October 12, 1943 | Electronic discharge device | INGRAM SYDNEY B | BELL TELEPHONE LABOR INC |
| 2331391 | October 12, 1943 | Signaling system | HAGUE ALFRED E | BELL TELEPHONE LABOR INC |
| 2332451 | October 19, 1943 | Telegraph trouble indicator circuit | MARSHALL TOLA A | BELL TELEPHONE LABOR INC |
| 2332448 | October 19, 1943 | Telephone system | INGLIS ALFRED H | BELL TELEPHONE LABOR INC |
| 2332430 | October 19, 1943 | Two-way telephone system | BERGER URIAH S | BELL TELEPHONE LABOR INC |
| 2332343 | October 19, 1943 | Ceramic material | RIGTERINK MERLE D | BELL TELEPHONE LABOR INC |
| 2332338 | October 19, 1943 | Contact making device | PEEK JR ROBERT LEE | BELL TELEPHONE LABOR INC |
| 2332290 | October 19, 1943 | Communication system | JOHN BAUMFALK | BELL TELEPHONE LABOR INC |
| 2332120 | October 19, 1943 | Mechanical wave filter | SYKES ROGER A | BELL TELEPHONE LABOR INC |
| 2332112 | October 19, 1943 | Cable ring | PRITCHARD WILLIAM T | BELL TELEPHONE LABOR INC |
| 2332102 | October 19, 1943 | Negative transconductance tube oscillator | MASON WARREN P | BELL TELEPHONE LABOR INC |
| 2332091 | October 19, 1943 | Ventilating system for telephone booths | KUHN JOHN J | BELL TELEPHONE LABOR INC |
| 2332073 | October 19, 1943 | Electric circuit control | GRIERSON CYRUS A W | BELL TELEPHONE LABOR INC |
| 2332043 | October 19, 1943 | Signaling system | ATKINS GEORGE E. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2332018 | October 19, 1943 | Coin collector | SHANN OSCAR A | BELL TELEPHONE LABOR INC |
| 2332015 | October 19, 1943 | Communication system | SCHEER WILLIAM H | BELL TELEPHONE LABOR INC |
| 2332977 | October 26, 1943 | Space discharge device and circuits | SKELLETT ALBERT M | BELL TELEPHONE LABOR INC |
| 2332966 | October 26, 1943 | Code call system | ERWIN EDSON L | BELL TELEPHONE LABOR INC |
| 2332912 | October 26, 1943 | Telephone system | GEORGE HECHT ; LUNDSTROM ALEXIS A ; TAYLOR EDMUND R | BELL TELEPHONE LABOR INC |
| 2332907 | October 26, 1943 | Signaling system | FRITSCHI WALTER W | BELL TELEPHONE LABOR INC |
| 2332878 | October 26, 1943 | Dial operated crossbar selector | EDWARD VROOM | BELL TELEPHONE LABOR INC |
| 2332872 | October 26, 1943 | Station circuit | SHANN OSCAR A | BELL TELEPHONE LABOR INC |
| 2332645 | October 26, 1943 | Station selecting system | KEITHLEY JOSEPH F ; KNANDEL GEORGE J | BELL TELEPHONE LABOR INC |
| 2332643 | October 26, 1943 | Telephone set circuit | JOHNSON KENNETH S. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2332622 | October 26, 1943 | Electron discharge device | CALBICK CHESTER J | BELL TELEPHONE LABOR INC |
| 2332596 | October 26, 1943 | Resistor device | PEARSON GERALD L | BELL TELEPHONE LABOR INC |
| 2332551 | October 26, 1943 | Telephone set circuit | BASCOM HENRY M | BELL TELEPHONE LABOR INC |
| 2332494 | October 26, 1943 | Signaling system | BABCOCK STUART M ; HORTON JR ARTHUR W ; LOGAN MASON A | BELL TELEPHONE LABOR INC |
| 2333211 | November 2, 1943 | Voltage regulator | STEVENS BRUCE E. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2333179 | November 2, 1943 | Communication system | HOLDEN WILLIAM H. T. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2333148 | November 2, 1943 | Inductance apparatus | BOTSFORD NELSON | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2333140 | November 2, 1943 | Communication system | ALLEN LAWRENCE H. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2336384 | December 7, 1943 | Surface hardening of linear polyamide bodies | BAKER WILLIAM O ; PAPE NORMAN R | BELL TELEPHONE LABOR INC |
| 2336362 | December 7, 1943 | Telegraph system | MAHONEY JOSEPH A. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2336888 | December 14, 1943 | Two-way telephone system | REIER GEORGE C | BELL TELEPHONE LABOR INC |
| 2336880 | December 14, 1943 | Stereophonic conference system | DOREN MITCHELL | BELL TELEPHONE LABOR INC |
| 2336866 | December 14, 1943 | Telephone system | HENRY HOVLAND | BELL TELEPHONE LABOR INC |
| 2336861 | December 14, 1943 | Selector switch circuit | GRAY CECIL R | BELL TELEPHONE LABOR INC |
| 2336543 | December 14, 1943 | Digit signal translator | HIBBARD FRANK H | BELL TELEPHONE LABOR INC |
| 2337496 | December 21, 1943 | Multiway regenerative repeater | REA WILTON T | BELL TELEPHONE LABOR INC |
| 2337493 | December 21, 1943 | Code signaling system | PFLEGER KENNETH W | BELL TELEPHONE LABOR INC |
| 2337486 | December 21, 1943 | Selectively operated circuit controlling device | MILLER ALBERT H | BELL TELEPHONE LABOR INC |
| 2337433 | December 21, 1943 | Telephone system | WALSH JOHN G | BELL TELEPHONE LABOR INC |
| 2337423 | December 21, 1943 | Negative feed-back amplifier | STILLWELL ALBERT L | BELL TELEPHONE LABOR INC |
| 2337399 | December 21, 1943 | Attenuation equalizer | MASON WARREN P | BELL TELEPHONE LABOR INC |
| 2337397 | December 21, 1943 | Terminal bank | MCWILLIAMS CHARLES W | BELL TELEPHONE LABOR INC |
| 2338036 | December 28, 1943 | Cathode ray device | GORTON WILLIAM S | BELL TELEPHONE LABOR INC |
| 2337965 | December 28, 1943 | Coupling network | BODE HENDRIK W | BELL TELEPHONE LABOR INC |
| 2337953 | December 28, 1943 | Telephone headset | WIRSCHING ROBERT E | BELL TELEPHONE LABOR INC |
| 2337900 | December 28, 1943 | Telephone apparatus | KING DOUGLAS H | BELL TELEPHONE LABOR INC |
| 2337885 | December 28, 1943 | Telephone booth | HALLAM CECIL A | BELL TELEPHONE LABOR INC |
| 2337883 | December 28, 1943 | Pneumatic ticket receiving valve | GENT EDGAR W | BELL TELEPHONE LABOR INC |
| 2337878 | December 28, 1943 | Carrier wave signaling system | LLOYD ESPENSCHIED | BELL TELEPHONE LABOR INC |
| 2337642 | December 28, 1943 | Automatic toll ticketing system | BUSCH ALOYSIUS J | BELL TELEPHONE LABOR INC |
| 2337578 | December 28, 1943 | Television system | TEAL GORDON K | BELL TELEPHONE LABOR INC |
| 2337541 | December 28, 1943 | Electric circuit | BURGESS MONTAGUE S | BELL TELEPHONE LABOR INC |
| 2337540 | December 28, 1943 | Measurement of envelope delay of electric circuits | BURGESS MONTAGUE S | BELL TELEPHONE LABOR INC |
| 2338642 | January 4, 1944 | Testing and signaling system | HOLDEN WILLIAM H T | BELL TELEPHONE LABOR INC |
| 2338636 | January 4, 1944 | Automatic billing system | GOODRUM CHARLES L. ; HINRICHSEN EDWARD E. ; KELLER LEO | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2338566 | January 4, 1944 | Electromagnetic device | BADGLEY ROBERT H | BELL TELEPHONE LABOR INC |
| 2338435 | January 4, 1944 | Gain fixture for poles | HOYT LEON G. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2338434 | January 4, 1944 | Signaling system | HOLDEN WILLIAM H T | BELL TELEPHONE LABOR INC |
| 2338410 | January 4, 1944 | Push-pull amplifier | COUSINS VAN M | BELL TELEPHONE LABOR INC |
| 2338405 | January 4, 1944 | Protective system | CASH CLAUDE C ; PERKINS KENNETH H | BELL TELEPHONE LABOR INC |
| 2338304 | January 4, 1944 | Armored conductor structure | SCHMIED JAMES W | BELL TELEPHONE LABOR INC |
| 2338299 | January 4, 1944 | Armored conductor structure | RASMUSSEN OSVALD E | BELL TELEPHONE LABOR INC |
| 2338245 | January 4, 1944 | Fault-locating device | HAYS JAMES B ; SHUHART JOHN H | BELL TELEPHONE LABOR INC |
| 2338218 | January 4, 1944 | Time-measuring device | EDWARD VROOM | BELL TELEPHONE LABOR INC |
| 2338216 | January 4, 1944 | Signaling system | VAUGHAN HENRY E | BELL TELEPHONE LABOR INC |
| 2338181 | January 4, 1944 | Switching mechanism | HOLDEN WILLIAM H T | BELL TELEPHONE LABOR INC |
| 2338179 | January 4, 1944 | Cable terminal housing | HALBROOK WARWICK W ; KELSAY LE ROY W | BELL TELEPHONE LABOR INC |
| 2339210 | January 11, 1944 | Screw driver type tool | VOLZ ARTHUR H | BELL TELEPHONE LABOR INC |
| 2339198 | January 11, 1944 | Electric wave circuit | SMITH KENNETH D | BELL TELEPHONE LABOR INC |
| 2339195 | January 11, 1944 | Key-operated telephone call transmitter | RICHARD CHARLES D | BELL TELEPHONE LABOR INC |
| 2339091 | January 11, 1944 | Stabilized halogenated compound and apparatus containing it | MCLEAN DAVID A | BELL TELEPHONE LABOR INC |
| 2339029 | January 11, 1944 | Thermosensitive relay | PEARSON GERALD L | BELL TELEPHONE LABOR INC |
| 2338997 | January 11, 1944 | Communication system | BUSCH ALOYSIUS J ; HENRY ISRAEL H | BELL TELEPHONE LABOR INC |
| 2338757 | January 11, 1944 | Telephone set | CURRAN STANLEY T | BELL TELEPHONE LABOR INC |
| 2338752 | January 11, 1944 | Telephone system | JOHN BAUMFALK | BELL TELEPHONE LABOR INC |
| 2339672 | January 18, 1944 | Manufacture of esters of mononitriles of dicarboxylic acids | BIGGS BURNARD S | BELL TELEPHONE LABOR INC |
| 2339669 | January 18, 1944 | Communication system | JOHN BAUMFALK | BELL TELEPHONE LABOR INC |
| 2339662 | January 18, 1944 | Television transmitter | TEAL GORDON K | BELL TELEPHONE LABOR INC |
| 2339633 | January 18, 1944 | Variable selective system | GILMAN GEORGE W | BELL TELEPHONE LABOR INC |
| 2339613 | January 18, 1944 | Selenium rectifier and method of making it | BECKER JOSEPH A ; SHIVE JOHN N | BELL TELEPHONE LABOR INC |
| 2339490 | January 18, 1944 | Power supply system | LANGABEER HARVEY T | BELL TELEPHONE LABOR INC |
| 2339465 | January 18, 1944 | System for the artificial production of vocal or other sounds | DUDLEY HOMER W | BELL TELEPHONE LABOR INC |
| 2339425 | January 18, 1944 | Toll switchboard | PORTER LESLIE F | BELL TELEPHONE LABOR INC |
| 2339413 | January 18, 1944 | Telephone handset hanger | KING DOUGLAS H | BELL TELEPHONE LABOR INC |
| 2339406 | January 18, 1944 | Electrical transmission system | HOLDEN WILLIAM H T | BELL TELEPHONE LABOR INC |
| 2339404 | January 18, 1944 | Switching mechanism | HIBBARD FRANK H | BELL TELEPHONE LABOR INC |
| 2340224 | January 25, 1944 | Telegraph signal distortion measuring circuit | LANG WILMARTH Y | BELL TELEPHONE LABOR INC |
| 2340065 | January 25, 1944 | Telegraph system | LANG WILMARTH Y | BELL TELEPHONE LABOR INC |
| 2340055 | January 25, 1944 | Protective device | HALBROOK WARWICK W | BELL TELEPHONE LABOR INC |
| 2339863 | January 25, 1944 | Cathode ray scanning apparatus | KNOOP WILLIAM A | BELL TELEPHONE LABOR INC |
| 2340813 | February 1, 1944 | Electric wave transmission system | KREER JR JOHN G ; MALLINCKRODT CHARLES O | BELL TELEPHONE LABOR INC |
| 2340811 | February 1, 1944 | Switching mechanism | KATER JOSEPH A | BELL TELEPHONE LABOR INC |
| 2340799 | February 1, 1944 | Electronic discharge device | DEPP WALLACE A | BELL TELEPHONE LABOR INC |
| 2340742 | February 1, 1944 | Space discharge apparatus and circuit | GRAY FRANK | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2340599 | February 1, 1944 | Teletypewriter exchange system | KINKEAD FULLERTON S ; LUCEK CHARLES W | BELL TELEPHONE LABOR INC |
| 2340576 | February 1, 1944 | Telegraph system | BACON WALTER M | BELL TELEPHONE LABOR INC |
| 2340366 | February 1, 1944 | Signaling system | ORFEO CESAREO | BELL TELEPHONE LABOR INC |
| 2341067 | February 8, 1944 | Variable frequency bridge stabilized oscillator | WISE RAYMOND O. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2341029 | February 8, 1944 | Switching mechanism | FIELD JOSEPH C | BELL TELEPHONE LABOR INC |
| 2341027 | February 8, 1944 | Telephone system | EDWARDS WILLIAM H | BELL TELEPHONE LABOR INC |
| 2341013 | February 8, 1944 | Thermosensitive control circuit | BLACK HAROLD S | BELL TELEPHONE LABOR INC |
| 2341011 | February 8, 1944 | Ticket cutter | BASCOM HENRY M ; RHODES WILLIAM A | BELL TELEPHONE LABOR INC |
| 2341996 | February 15, 1944 | Telegraph signal transmitter for sending shaped impulses | LANG WILMARTH Y | BELL TELEPHONE LABOR INC |
| 2341934 | February 15, 1944 | Electric signaling | MARTIN WILLIAM H | BELL TELEPHONE LABOR INC |
| 2341933 | February 15, 1944 | Impulse transmitting device | MALLINA RUDOLPH F. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2341919 | February 15, 1944 | Telephone system | HUBBARD FRANCIS A | BELL TELEPHONE LABOR INC |
| 2341752 | February 15, 1944 | Electron discharge device | WEST JOHN W | BELL TELEPHONE LABOR INC |
| 2341711 | February 15, 1944 | Telephone circuit | GIVEN FREDERICK J | BELL TELEPHONE LABOR INC |
| 2342595 | February 22, 1944 | Electrowelding apparatus | MESCH ORWAR S A | BELL TELEPHONE LABOR INC |
| 2342594 | February 22, 1944 | Electrowelding apparatus | MESCH ORWAR S A ; PRITCHARD WILLIAM T | BELL TELEPHONE LABOR INC |
| 2342593 | February 22, 1944 | Coin collector apparatus | MELICK JOHN M | BELL TELEPHONE LABOR INC |
| 2342560 | February 22, 1944 | Printer for instrument scales | THADDEUS SLONCZEWSKI | BELL TELEPHONE LABOR INC |
| 2342552 | February 22, 1944 | Switching apparatus | MALLINA RUDOLPH F | BELL TELEPHONE LABOR INC |
| 2342544 | February 22, 1944 | Submarine cable transmission | JACOBS OLIVER B | BELL TELEPHONE LABOR INC |
| 2342412 | February 22, 1944 | Electron discharge device | LITTLE JOHN B ; RONCI VICTOR L | BELL TELEPHONE LABOR INC |
| 2342397 | February 22, 1944 | Constricting tool | HARLEY JOSEPH J | BELL TELEPHONE LABOR INC |
| 2342318 | February 22, 1944 | Electrical timing circuit | WILKERSON JEFFERSON R | BELL TELEPHONE LABOR INC |
| 2342279 | February 22, 1944 | Automatic toll ticketing system | HERSEY RALPH E | BELL TELEPHONE LABOR INC |
| 2342274 | February 22, 1944 | Method of adjusting the temperature coefficent of resonators | GEORGE HECHT | BELL TELEPHONE LABOR INC |
| 2342245 | February 22, 1944 | Electric signaling | EDMOND BRUCE ; MATHES ROBERT C | BELL TELEPHONE LABOR INC |
| 2342238 | February 22, 1944 | Variable attenuation circuits | BARNEY HAROLD L | BELL TELEPHONE LABOR INC |
| 2343100 | February 29, 1944 | Panel selector contact shoe | INWAGEN JR CHARLES L VAN | BELL TELEPHONE LABOR INC |
| 2343059 | February 29, 1944 | Piezoelectric crystal apparatus | HIGHT STUART C | BELL TELEPHONE LABOR INC |
| 2342886 | February 29, 1944 | Printing telegraph apparatus and system | MURPHY PAUL B | BELL TELEPHONE LABOR INC |
| 2342875 | February 29, 1944 | Wave filter | LOVELL GEORGE H. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2342869 | February 29, 1944 | Wave filter | KINSLEY THOMAS G | BELL TELEPHONE LABOR INC |
| 2342822 | February 29, 1944 | Amplifying system | RUMPEL CARL H | BELL TELEPHONE LABOR INC |
| 2342813 | February 29, 1944 | Mechanical wave filter | MASON WARREN P | BELL TELEPHONE LABOR INC |
| 2342781 | February 29, 1944 | Combined mercury interrupter and transformer | THORALF AAMODT | BELL TELEPHONE LABOR INC |
| 2342638 | February 29, 1944 | Wave transmission network | BODE HENDRIK W | BELL TELEPHONE LABOR INC |
| 2343753 | March 7, 1944 | Receiving circuit for telegraph signaling systems | DAVEY JAMES R | BELL TELEPHONE LABOR INC |
| 2343634 | March 7, 1944 | Noise reduction signaling system | BALDWIN JR MILLARD W | BELL TELEPHONE LABOR INC |
| 2343568 | March 7, 1944 | Electro-optical signaling | MORRISON JR LAURENCE W | BELL TELEPHONE LABOR INC |
| 2343539 | March 7, 1944 | Stabilized oscillator | EDSON WILLIAM A | BELL TELEPHONE LABOR INC |
| 2343516 | March 7, 1944 | Signaling system | ATKINS GEORGE E | BELL TELEPHONE LABOR INC |
| 2344454 | March 14, 1944 | Training device | PLOTNER LOYD D | BELL TELEPHONE LABOR INC |
| 2344316 | March 14, 1944 | Testing system | BURTON MCKIM | BELL TELEPHONE LABOR INC |
| 2344298 | March 14, 1944 | Resistor device | GREEN CHARLES B | BELL TELEPHONE LABOR INC |
| 2344012 | March 14, 1944 | Amplitude range control in signal transmission systems | WRIGHT SUMNER B | BELL TELEPHONE LABOR INC |
| 2343988 | March 14, 1944 | Cathode ray intensity control circuit | MAHONEY JR JOHN J | BELL TELEPHONE LABOR INC |
| 2344792 | March 21, 1944 | Motor control mechanism for printing telegraph apparatus | SWEZEY BURDETTE S | BELL TELEPHONE LABOR INC |
| 2344633 | March 21, 1944 | Impulse repeater | PFLEGER KENNETH W | BELL TELEPHONE LABOR INC |
| 2344612 | March 21, 1944 | Electric signaling | HARTLEY RALPH V L | BELL TELEPHONE LABOR INC |
| 2345491 | March 28, 1944 | Wave transmission network | MASON WARREN P | BELL TELEPHONE LABOR INC |
| 2345471 | March 28, 1944 | Speed governor for call transmitters | GOFF HAROLD W ; MOORE CHARLES R ; WALTER ORVILLE L | BELL TELEPHONE LABOR INC |
| 2345441 | March 28, 1944 | Light modulating apparatus and method | WILLARD GERALD W | BELL TELEPHONE LABOR INC |
| 2345386 | March 28, 1944 | Switching device | DUBUAR ARTHUR S | BELL TELEPHONE LABOR INC |
| 2345317 | March 28, 1944 | Satellite telegraph switching system | BAILEY RAND S. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2345316 | March 28, 1944 | Through and inward telegraph exchange system | BAILEY RAND S | BELL TELEPHONE LABOR INC |
| 2345115 | March 28, 1944 | Wave transmission system | HALL NATHAN I | BELL TELEPHONE LABOR INC |
| 2345066 | March 28, 1944 | Gain control system | NYLUND HARRY W | BELL TELEPHONE LABOR INC |
| 2345048 | March 28, 1944 | Communication system | HUBBARD FRANCIS A ; MATTHIES WILLIAM H ; OSCAR MYERS | BELL TELEPHONE LABOR INC |
| 2345040 | March 28, 1944 | Coin signaling device | DOWEY THOMAS L ; LOVELL CLARENCE A | BELL TELEPHONE LABOR INC |
| 2345967 | April 4, 1944 | Pneumatic ticket distributing system | GENT EDGAR W | BELL TELEPHONE LABOR INC |
| 2345932 | April 4, 1944 | Measuring apparatus | GOULD KING E | BELL TELEPHONE LABOR INC |
| 2345925 | April 4, 1944 | Pulse-counting circuit | FERRELL ENOCH B | BELL TELEPHONE LABOR INC |
| 2345881 | April 4, 1944 | Correction of distorted telegraph signals | HARRY NYQUIST | BELL TELEPHONE LABOR INC |
| 2345851 | April 4, 1944 | Teletypewriter switching system pay station | LANG WILMARTH Y ; SINGER FRED J | BELL TELEPHONE LABOR INC |
| 2345825 | April 4, 1944 | Signaling system | MILLER CHARLES G | BELL TELEPHONE LABOR INC |
| 2345712 | April 4, 1944 | Oscillation modulator | MOHR MILTON E | BELL TELEPHONE LABOR INC |
| 2345705 | April 4, 1944 | Telephone booth | KUNTZ FRANK A | BELL TELEPHONE LABOR INC |
| 2346553 | April 11, 1944 | Coating suspension and method of preparation | BROWN JR JOSHUA R C | BELL TELEPHONE LABOR INC |
| 2346548 | April 11, 1944 | Batteryless telephone system | ATKINS GEORGE E | BELL TELEPHONE LABOR INC |
| 2346545 | April 11, 1944 | Electron discharge device circuit | ANDERSON FRITHIOF B. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2346461 | April 11, 1944 | Gas pressure alarm system for cables | SHACKLETON SAMUEL P | BELL TELEPHONE LABOR INC |
| 2346420 | April 11, 1944 | Selective signaling and lockout system | ENTZ FERDINAND S | BELL TELEPHONE LABOR INC |
| 2346305 | April 11, 1944 | Preset call transmitter | HICKMAN CLARENCE N ; MALLINA RUDOLPH F | BELL TELEPHONE LABOR INC |
| 2347108 | April 18, 1944 | Call transmitter for telephone signaling systems | HUBBARD FRANCIS A | BELL TELEPHONE LABOR INC |
| 2347107 | April 18, 1944 | Switching system | HUBBARD FRANCIS A | BELL TELEPHONE LABOR INC |
| 2347098 | April 18, 1944 | Electrical wave modulation | GREEN ESTILL I | BELL TELEPHONE LABOR INC |
| 2346913 | April 18, 1944 | Electron discharge device | CHARLES DEPEW | BELL TELEPHONE LABOR INC |
| 2347347 | April 25, 1944 | Vibration translating device | YENZER GEORGE R | BELL TELEPHONE LABOR INC |
| 2347332 | April 25, 1944 | Carrier current telegraph system | PHELPS WALTER A | BELL TELEPHONE LABOR INC |
| 2348131 | May 2, 1944 | Electric signaling | HORTON JR ARTHUR W | BELL TELEPHONE LABOR INC |
| 2348045 | May 2, 1944 | Electron discharge device and method of manufacture | WOOTEN LELAND A | BELL TELEPHONE LABOR INC |
| 2347969 | May 2, 1944 | Cushion mounting | RUBLY HARRY C ; YOUNG CLARENCE H | BELL TELEPHONE LABOR INC |
| 2347831 | May 2, 1944 | Communication system | KINKEAD FULLERTON S ; KRECEK JOSEPH A ; YOUNG JR WILLIAM R | BELL TELEPHONE LABOR INC |
| 2347817 | May 2, 1944 | Permanent magnet material | FINCH OSCAR J ; WHITE JOHN H | BELL TELEPHONE LABOR INC |
| 2347813 | May 2, 1944 | Inverse neutral telegraph repeater hub circuit | FINCH OSCAR J ; WHITE JOHN H | BLANCHE FRY CUMMINGS BELL TELEPHONE LABOR INC |
| 2347777 | May 2, 1944 | Signaling circuit | HANSCOM CLARENCE D | BELL TELEPHONE LABOR INC |
| 2347738 | May 2, 1944 | Switching mechanism | HARRISON HENRY C | BELL TELEPHONE LABOR INC |
| 2347735 | May 2, 1944 | Switching mechanism | COYNE HOWARD L | BELL TELEPHONE LABOR INC |
| 2347733 | May 2, 1944 | Switching device | CHRISTENSEN CARL J | BELL TELEPHONE LABOR INC |
| 2347727 | May 2, 1944 | Panel selector contact shoe | BARBER CHARLES C | BELL TELEPHONE LABOR INC |
| 2348629 | May 9, 1944 | Public address system | JOHNSON KENNETH S | BELL TELEPHONE LABOR INC |
| 2348626 | May 9, 1944 | Channel selecting circuit | HOLDEN WILLIAM H T | BELL TELEPHONE LABOR INC |
| 2348592 | May 9, 1944 | Telephone housing detail | BEARDSLEY HARRY I | BELL TELEPHONE LABOR INC |
| 2348572 | May 9, 1944 | Variable attenuation network | RICHARDSON PAUL H | BELL TELEPHONE LABOR INC |
| 2348558 | May 9, 1944 | Wire connecting device | MESCH ORWAR S A | BELL TELEPHONE LABOR INC |
| 2348353 | May 9, 1944 | Switching mechanism | MALLINA RUDOLPH F | BELL TELEPHONE LABOR INC |
| 2348352 | May 9, 1944 | Alternating current generator | MALLINA RUDOLPH F | BELL TELEPHONE LABOR INC |
| 2349214 | May 16, 1944 | Coin operated device | LEONARD VIETH | BELL TELEPHONE LABOR INC |
| 2349144 | May 16, 1944 | Telephone booth | CORSO FRANK S | BELL TELEPHONE LABOR INC |
| 2349129 | May 16, 1944 | Dialing system | ALBERT WALTER P. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2349685 | May 23, 1944 | Rectifying system | TRUCKSESS DAVID E | BELL TELEPHONE LABOR INC |
| 2349669 | May 23, 1944 | Telephone system | MELICK JOHN M | BELL TELEPHONE LABOR INC |
| 2349586 | May 23, 1944 | Inverse neutral telegraph repeater concentration group switching | BONORDEN ALLEN R ; KOOS PAUL V ; KRECEK JOSEPH A ; LARGE WAYNE V K ; MARSHALL TOLA A | BELL TELEPHONE LABOR INC |
| 2349539 | May 23, 1944 | Teletypewriter switching system | DAHLBOM CARL A ; KINKEAD FULLERTON S ; LOCKE GEORGE A | BELL TELEPHONE LABOR INC |
| 2349279 | May 23, 1944 | Selective switch | HOLDEN WILLIAM H T | BELL TELEPHONE LABOR INC |
| 2350003 | May 30, 1944 | Electron discharge device | WEST JOHN W | BELL TELEPHONE LABOR INC |
| 2349952 | May 30, 1944 | Electrical conductor | FULLER CALVIN S | BELL TELEPHONE LABOR INC |
| 2349951 | May 30, 1944 | Electrical conductor | FULLER CALVIN S ; KEMP ARCHIE R | BELL TELEPHONE LABOR INC |
| 2349929 | May 30, 1944 | Switching mechanism | ATKINS GEORGE E | BELL TELEPHONE LABOR INC |
| 2349857 | May 30, 1944 | Permanent magnet material | FINCH OSCAR J ; WHITE JOHN H | BELL TELEPHONE LABOR INC |
| 2350951 | June 6, 1944 | Electric wave system | ZINN MANVEL K | BELL TELEPHONE LABOR INC |
| 2350917 | June 6, 1944 | Signaling system | NEWBY NEAL D | BELL TELEPHONE LABOR INC |
| 2350916 | June 6, 1944 | Ultra short wave antenna system | MORRISON JOHN F | BELL TELEPHONE LABOR INC |
| 2350888 | June 6, 1944 | Selecting system | HALL NATHAN I | BELL TELEPHONE LABOR INC |
| 2350887 | June 6, 1944 | Method of manufacturing parts for electrical apparatus | GOFF HAROLD W | BELL TELEPHONE LABOR INC |
| 2350873 | June 6, 1944 | Automatic switching telephone system | BUSCH ALOYSIUS J ; HENRY ISRAEL H ; SEIBEL CHARLES F | BELL TELEPHONE LABOR INC |
| 2350466 | June 6, 1944 | Telephone system trouble recorder | KING GERALD V ; OSCAR MYERS | BELL TELEPHONE LABOR INC |
| 2350464 | June 6, 1944 | Switching mechanism | KELLER ARTHUR C | BELL TELEPHONE LABOR INC |
| 2350458 | June 6, 1944 | Switching mechanism | HIBBARD FRANK H | BELL TELEPHONE LABOR INC |
| 2351551 | June 13, 1944 | Telephone system | SEIBEL CHARLES F | BELL TELEPHONE LABOR INC |
| 2351501 | June 13, 1944 | Electron lens structure | FRANK GRAY | BELL TELEPHONE LABOR INC |
| 2351477 | June 13, 1944 | Solder alloy | BOUTON GEORGE M ; PHIPPS GEORGE S ; SCHUMACHER EARLE E | BELL TELEPHONE LABOR INC |
| 2351459 | June 13, 1944 | Telephone set | SHANN OSCAR A | BELL TELEPHONE LABOR INC |
| 2351446 | June 13, 1944 | Sender load control | OSCAR MYERS | BELL TELEPHONE LABOR INC |
| 2351435 | June 13, 1944 | Plug cutting tool | KENT ROBERT J | BELL TELEPHONE LABOR INC |
| 2351360 | June 13, 1944 | Selecting system | NEWBY NEAL D | BELL TELEPHONE LABOR INC |
| 2351328 | June 13, 1944 | Air motor | GENT EDGAR W | BELL TELEPHONE LABOR INC |
| 2351321 | June 13, 1944 | Apparatus for the manufacture of electrolytic condensers | COMPTON KENNETH G | BELL TELEPHONE LABOR INC |
| 2352142 | June 20, 1944 | Signaling system | VAUGHAN HENRY E | BELL TELEPHONE LABOR INC |
| 2352137 | June 20, 1944 | Electron emitting element | THURBER ELMER A | BELL TELEPHONE LABOR INC |
| 2352081 | June 20, 1944 | Transmission control in two-way signal transmission systems | DAVIS KINGSBURY H | BELL TELEPHONE LABOR INC |
| 2352072 | June 20, 1944 | Conoscope | BOND WALTER L | BELL TELEPHONE LABOR INC |
| 2352056 | June 20, 1944 | Thermally controlled resistor | WILSON LEON T | BELL TELEPHONE LABOR INC |
| 2351967 | June 20, 1944 | Selector switch | HOLDEN WILLIAM H T | BELL TELEPHONE LABOR INC |
| 2351913 | June 20, 1944 | Acoustic delay device | BOSTWICK LEE G ; KING JOHN H | BELL TELEPHONE LABOR INC |
| 2351766 | June 20, 1944 | Telephone system | JOEL JR AMOS E | BELL TELEPHONE LABOR INC |
| 2351757 | June 20, 1944 | Electron discharge device | FRANK GRAY | BELL TELEPHONE LABOR INC |
| 2351730 | June 20, 1944 | Relay | ZUPA FRANK A | BELL TELEPHONE LABOR INC |
| 2352352 | June 27, 1944 | Selector switch | WAGENSEIL WILLIAM O | BELL TELEPHONE LABOR INC |
| 2352272 | June 27, 1944 | Inverse neutral telegraph repeater concentration group cord and attendant's circuit | LARGE WAYNE V K ; LUCEK CHARLES W ; MARSHALL TOLA A | BELL TELEPHONE LABOR INC |
| 2352271 | June 27, 1944 | Teletypewriter pay station circuit | LANG WILMARTH Y ; SINGER FRED J | BELL TELEPHONE LABOR INC |
| 2352254 | June 27, 1944 | Frequency modulated wave transmission | CURTIS HAROLD E | BELL TELEPHONE LABOR INC |
| 2352158 | June 27, 1944 | Deep-sea apparatus housing | BISHOP WALTER M | BELL TELEPHONE LABOR INC |
| 2353055 | July 4, 1944 | Satellite communication system | MARSHALL TOLA A | BELL TELEPHONE LABOR INC |
| 2353045 | July 4, 1944 | Telephone booth | KUNTZ FRANK A | BELL TELEPHONE LABOR INC |
| 2353004 | July 4, 1944 | Telegraph system | BASCOM HENRY M | BELL TELEPHONE LABOR INC |
| 2352742 | July 4, 1944 | Pulse register circuit | SOFFEL ROBERT O | BELL TELEPHONE LABOR INC |
| 2352724 | July 4, 1944 | Call transmitter | MALLINA RUDOLPH F. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2352723 | July 4, 1944 | Call transmitter | MALLINA RUDOLPH F | BELL TELEPHONE LABOR INC |
| 2352635 | July 4, 1944 | Electron discharge device | IRWIN JOHN C | BELL TELEPHONE LABOR INC |
| 2353732 | July 18, 1944 | Wire connector | KINGSLEY CHARLES C | BELL TELEPHONE LABOR INC |
| 2354699 | August 1, 1944 | Sound generator | OWENS EMMETT L | BELL TELEPHONE LABOR INC |
| 2354684 | August 1, 1944 | Siren | JONES ROBERT C ; O'NEIL HORACE T ; WENTE EDWARD C | BELL TELEPHONE LABOR INC |
| 2355251 | August 8, 1944 | Telephone system | WALSH JOHN G | BELL TELEPHONE LABOR INC |
| 2355215 | August 8, 1944 | Telephone system | GODDARD MYRON C | BELL TELEPHONE LABOR INC |
| 2355207 | August 8, 1944 | Telephone system | DEHN JOSEPH W | BELL TELEPHONE LABOR INC |
| 2356112 | August 15, 1944 | Electron discharge device | WEST JOHN W | BELL TELEPHONE LABOR INC |
| 2356067 | August 15, 1944 | Satellite office telegraph switching system | LARGE WAYNE V K | BELL TELEPHONE LABOR INC |
| 2356035 | August 15, 1944 | Electron discharge device | DOWNING HENRY L ; WEST JOHN W | BELL TELEPHONE LABOR INC |
| 2355991 | August 15, 1944 | Stabilized nonlinear feedback system | MEYERS STANLEY T | BELL TELEPHONE LABOR INC |
| 2355976 | August 15, 1944 | Telephone call transmitter | HUBBARD FRANCIS A | BELL TELEPHONE LABOR INC |
| 2355958 | August 15, 1944 | Control of two-way signal transmission systems | DAVIS KINGSBURY H | BELL TELEPHONE LABOR INC |
| 2355909 | August 15, 1944 | Polarized relay | DICKTEN JR EMIL | BELL TELEPHONE LABOR INC |
| 2355908 | August 15, 1944 | Telephone system | DEHN JOSEPH W | BELL TELEPHONE LABOR INC |
| 2355903 | August 15, 1944 | Signaling system | BLOUNT FRANK E | BELL TELEPHONE LABOR INC |
| 2355795 | August 15, 1944 | Electrode system | GLASS MYRON S | BELL TELEPHONE LABOR INC |
| 2355776 | August 15, 1944 | Method of and apparatus for measuring cross talk | BENNING HARVEY H | BELL TELEPHONE LABOR INC |
| 2356583 | August 22, 1944 | Process of preparing soldering coppers | HAMPTON LEON N. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2356566 | August 22, 1944 | Electronic discharge device | CLARK JAMES E ; DOMALESKI JOSEPH V ; RONCI VICTOR L | BELL TELEPHONE LABOR INC |
| 2356519 | August 22, 1944 | Communication system | HUBBARD FRANCIS A | BELL TELEPHONE LABOR INC |
| 2356514 | August 22, 1944 | Electrical switching | GRAHAM ROBERT E | BELL TELEPHONE LABOR INC |
| 2356478 | August 22, 1944 | Method of acoustic measurement | STRYKER NORMAN R | BELL TELEPHONE LABOR INC |
| 2356446 | August 22, 1944 | Amplifier circuit | CAMPBELL MARK E | BELL TELEPHONE LABOR INC |
| 2356335 | August 22, 1944 | Number indicating device | MESCH ORWAR S A | BELL TELEPHONE LABOR INC |
| 2356331 | August 22, 1944 | Amplification with high efficiency | MCRAE JAMES W | BELL TELEPHONE LABOR INC |
| 2356330 | August 22, 1944 | Signaling system | LUNDSTROM ALEXIS A | BELL TELEPHONE LABOR INC |
| 2356296 | August 22, 1944 | Protective system | ZINN MANVEL K | BELL TELEPHONE LABOR INC |
| 2356269 | August 22, 1944 | Voltage regulated rectifying system | POTTER JAMES A | BELL TELEPHONE LABOR INC |
| 2356262 | August 22, 1944 | Acoustic device | MOTT EDWARD E | BELL TELEPHONE LABOR INC |
| 2356229 | August 22, 1944 | Alternating current generator | DUNLAP KERMIT S ; LOVELL CLARENCE A | BELL TELEPHONE LABOR INC |
| 2357118 | August 29, 1944 | Lineman's cable car | KENT ROBERT J. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2357108 | August 29, 1944 | Switching mechanism | HARTLEY RALPLI V L | BELL TELEPHONE LABOR INC |
| 2356956 | August 29, 1944 | Process of carbonizing | THURBER ELMER A ; WOOTEN LELAND A | BELL TELEPHONE LABOR INC |
| 2356943 | August 29, 1944 | Transmission control in two-way signaling systems | NORWINE ANDREW C | BELL TELEPHONE LABOR INC |
| 2356867 | August 29, 1944 | Negative resistance loading | MEYERS STANLEY T | BELL TELEPHONE LABOR INC |
| 2356846 | August 29, 1944 | Telephone system | HOLBROOK BERNARD D | BELL TELEPHONE LABOR INC |
| 2356831 | August 29, 1944 | Leakproof terminal structure | DE MONTE ROBERT W ; MILARTA LOUIS E | BELL TELEPHONE LABOR INC |
| 2357591 | September 5, 1944 | Joint for metal sheath cables | KLEINFELDER WALTER C | BELL TELEPHONE LABOR INC |
| 2357576 | September 5, 1944 | Pay station telephone system | BROOKS CHESTER E ; FLINT ERLON W | AMERICAN TELEPHONE & TELEGRAPH BELL TELEPHONE LABOR INC |
| 2357307 | September 5, 1944 | Work supporting fixture | BOND WALTER L | BELL TELEPHONE LABOR INC |
| 2358237 | September 12, 1944 | Telephone system | LEWIS BENJAMIN F ; MALTHANER WILLIAM A | BELL TELEPHONE LABOR INC |
| 2358211 | September 12, 1944 | Method of forming resistors and the like | CHRISTENSEN CARL J ; HOWARD CHRISTENSEN | BELL TELEPHONE LABOR INC |
| 2358099 | September 12, 1944 | Tone control for transmitters | POLK ROBERT E | BELL TELEPHONE LABOR INC |
| 2358095 | September 12, 1944 | Switching device | PARKER CARLYLE V | BELL TELEPHONE LABOR INC |
| 2358087 | September 12, 1944 | Electromechanical filter | LANE CLARENCE E | BELL TELEPHONE LABOR INC |
| 2358045 | September 12, 1944 | Noise reduction in signal transmission systems | BARNEY HAROLD L | BELL TELEPHONE LABOR INC |
| 2358375 | September 19, 1944 | Communication system | BACON WALTER M ; SMITH KINKEAD RITA | BELL TELEPHONE LABOR INC |
| 2359727 | October 3, 1944 | Electric power conversion | BROWN JOHN T L | BELL TELEPHONE LABOR INC |
| 2360291 | October 10, 1944 | Telephone system | WADSWORTH PAUL W | BELL TELEPHONE LABOR INC |
| 2360237 | October 10, 1944 | Cable guide | KENT ROBERT J | BELL TELEPHONE LABOR INC |
| 2360233 | October 10, 1944 | Thermistor as amplifier for low frequency signals | HUSSEY LUTHER W | BELL TELEPHONE LABOR INC |
| 2360040 | October 10, 1944 | Teletypewriter cord circuit | DAHLBOM CARL A ; KINKEAD FULLERTON S ; LOCKE GEORGE A | BELL TELEPHONE LABOR INC |
| 2359841 | October 10, 1944 | Telephone call transmitter | GOFF HAROLD W. ; MOORE CHARLES R. ; WALTER ORVILLE L. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2360356 | October 17, 1944 | Cathode ray tube circuit | MAGGIO JOHN B | BELL TELEPHONE LABOR INC |
| 2361246 | October 24, 1944 | Card translator | STIBITZ GEORGE R | BELL TELEPHONE LABOR INC |
| 2361203 | October 24, 1944 | Electron discharge device and method of manufacture | HOLDAWAY VIVIAN L ; THURBER ELMER A ; WOOTEN LELAND A | BELL TELEPHONE LABOR INC |
| 2361160 | October 24, 1944 | Line with negative resistance loading | ABRAHAM LEONARD G | BELL TELEPHONE LABOR INC |
| 2361073 | October 24, 1944 | Telegraph recorder control | WATSON EDWARD F | BELL TELEPHONE LABOR INC |
| 2361004 | October 24, 1944 | Telegraph recorder control | BACON WALTER M | BELL TELEPHONE LABOR INC |
| 2360989 | October 24, 1944 | Service observing system | DAMME LOUIS E VAN | BELL TELEPHONE LABOR INC |
| 2360940 | October 24, 1944 | Negative resistance loading | EDWARDS PAUL G | BELL TELEPHONE LABOR INC |
| 2360932 | October 24, 1944 | Negative resistance loading | BULLINGTON ROBERT K | BELL TELEPHONE LABOR INC |
| 2360878 | October 24, 1944 | Telegraph system | SMITH KINKEAD RITA | BELL TELEPHONE LABOR INC |
| 2361880 | October 31, 1944 | Telephone set | SHANN OSCAR A | BELL TELEPHONE LABOR INC |
| 2361859 | October 31, 1944 | Slide card translator | MALLINA RUDOLPH F | BELL TELEPHONE LABOR INC |
| 2361719 | October 31, 1944 | Electron discharge device and elements thereof | TEAL GORDON K. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2361696 | October 31, 1944 | Telegraph recorder control | LUCEK CHARLES W | BELL TELEPHONE LABOR INC |
| 2361680 | October 31, 1944 | Method of reducing edge leakage in metal oxide-metal rectifiers | EHRHARDT ROBERT A | BELL TELEPHONE LABOR INC |
| 2361593 | October 31, 1944 | Transmission regulation | BLACK HAROLD S | BELL TELEPHONE LABOR INC |
| 2361591 | October 31, 1944 | Pentamethyl fluorobenzene | BIGGS BURNARD S | BELL TELEPHONE LABOR INC |
| 2361590 | October 31, 1944 | Tetrachloro fluorotoluene | BIGGS BURNARD S | BELL TELEPHONE LABOR INC |
| 2361579 | October 31, 1944 | Panel selector switch | WAGENSEIL WILLIAM O | BELL TELEPHONE LABOR INC |
| 2361542 | October 31, 1944 | Relay | GUMLEY ROBERT H | BELL TELEPHONE LABOR INC |
| 2361523 | October 31, 1944 | Cross-talk improvement | ALFORD REUEL S ; EDSON ROBERT C | BELL TELEPHONE LABOR INC |
| 2362428 | November 7, 1944 | Dielectric materials and electrical apparatus containing them | BIGGS BURNARD S ; MORGAN STANLEY O ; WHITE ADDLSON H | BELL TELEPHONE LABOR INC |
| 2362425 | November 7, 1944 | Time-measuring equipment | WIESE ELEANOR K | BELL TELEPHONE LABOR INC |
| 2362369 | November 7, 1944 | Signaling system | GODDARD MYRON C | BELL TELEPHONE LABOR INC |
| 2362359 | November 7, 1944 | Attenuation regulator | SIDNEY DARLINGTON | BELL TELEPHONE LABOR INC |
| 2362348 | November 7, 1944 | Transmission monitoring system | NELSON BOTSFORD | BELL TELEPHONE LABOR INC |
| 2362228 | November 7, 1944 | Method of forming contacts on metal oxide-metal rectifiers | WRIGHT EDGAR E | BELL TELEPHONE LABOR INC |
| 2362195 | November 7, 1944 | Electric wave amplifier with feedback | EDSON JAMES O | BELL TELEPHONE LABOR INC |
| 2362182 | November 7, 1944 | Manufacture of cellulose acetate solutions | BAKER WILLIAM O | BELL TELEPHONE LABOR INC |
| 2362937 | November 14, 1944 | Electric discharge device | SHEPHERD WILLIAM G | BELL TELEPHONE LABOR INC |
| 2362928 | November 14, 1944 | Annunciator system | PRIESSMAN NEIL Y | BELL TELEPHONE LABOR INC |
| 2362898 | November 14, 1944 | Signal transmission system | GILMAN GEORGE W | BELL TELEPHONE LABOR INC |
| 2362632 | November 14, 1944 | Selector switch | HICKMAN CLARENCE N | BELL TELEPHONE LABOR INC |
| 2362619 | November 14, 1944 | Telephone system | DAVIS RICHARD C ; MATTHIES WILLIAM H | BELL TELEPHONE LABOR INC |
| 2362551 | November 14, 1944 | Switching mechanism | HARRISON HENRY C | BELL TELEPHONE LABOR INC |
| 2362549 | November 14, 1944 | Wave transmission network | HALE STUART G | BELL TELEPHONE LABORATERIES IN |
| 2362545 | November 14, 1944 | Selenium rectifier and method of making it | ELLIS WILLIAM C ; SOUDEN ALEXANDER G | BELL TELEPHONE LABOR INC |
| 2363062 | November 21, 1944 | Signaling system | HARTLEY RALPH V L | BELL TELEPHONE LABOR INC |
| 2363791 | November 28, 1944 | Self-synchronizing device | HOLDEN WILLIAM H T | BELL TELEPHONE LABOR INC |
| 2363781 | November 28, 1944 | Apparatus for and method of applying metallic coatings by thermal evaporation | LAWRENCE FERGUSON | BELL TELEPHONE LABOR INC |
| 2363683 | November 28, 1944 | Switching mechanism | MALLINA RUDOLPH F | BELL TELEPHONE LABOR INC |
| 2363671 | November 28, 1944 | Telephone system | HUBBARD FRANCIS A | BELL TELEPHONE LABOR INC |
| 2363659 | November 28, 1944 | Electric circuit | DOBA JR STEPHEN | BELL TELEPHONE LABOR INC |
| 2363583 | November 28, 1944 | Two-way radio communication | GILMAN GEORGE W | BELL TELEPHONE LABOR INC |
| 2363581 | November 28, 1944 | Polyesters | FROSCH CARL J | BELL TELEPHONE LABOR INC |
| 2363571 | November 28, 1944 | Radio signaling | CHAFFEE JOSEPH G | BELL TELEPHONE LABOR INC |
| 2364446 | December 5, 1944 | Card translator | HUBBARD FRANCIS A | BELL TELEPHONE LABOR INC |
| 2364445 | December 5, 1944 | Telephone system | HUBBARD FRANCIS A | BELL TELEPHONE LABOR INC |
| 2364444 | December 5, 1944 | Timing mechanism | HUBBARD FRANCIS A | BELL TELEPHONE LABOR INC |
| 2364417 | December 5, 1944 | Telegraph system | BACON WALTER M | BELL TELEPHONE LABOR INC |
| 2364204 | December 5, 1944 | Heat-oxygen treated polyamides | FULLER CALVIN S | BELL TELEPHONE LABOR INC |
| 2364190 | December 5, 1944 | Measuring system and circuit | BURGESS MONTAGUE S | BELL TELEPHONE LABOR INC |
| 2364147 | December 5, 1944 | Time-of-day announcing system | JONES EDWARD H | BELL TELEPHONE LABOR INC |
| 2364146 | December 5, 1944 | Automatic telephone system | JOEL JR AMOS E | BELL TELEPHONE LABOR INC |
| 2364068 | December 5, 1944 | Remote control system | GRIESE FRANK C | BELL TELEPHONE LABOR INC |
| 2364989 | December 12, 1944 | Material forming apparatus | MALLINA RUDOLPH F | BELL TELEPHONE LABOR INC |
| 2364796 | December 12, 1944 | Trouble indicating system | KORN FRANKLIN A | BELL TELEPHONE LABOR INC |
| 2364771 | December 12, 1944 | Telephone signaling system | BASCOM HENRY M. ; HUBBARD FRANCIS A. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2365816 | December 26, 1944 | Supervisory system for telegraph circuits | HEARN RICHARD B | BELL TELEPHONE LABOR INC |
| 2365689 | December 26, 1944 | Signaling system | DUHNKRACK GEORGE H | BELL TELEPHONE LABOR INC |
| 2365672 | December 26, 1944 | Vibrating relay modulator circuit | AFFEL HERMAN A | BELL TELEPHONE LABOR INC |
| 2366583 | January 2, 1945 | Control system | WILLIAMS SAMUEL B | BELL TELEPHONE LABOR INC |
| 2366476 | January 2, 1945 | Elapsed time indicator | BASCOM HENRY M | BELL TELEPHONE LABOR INC |
| 2367113 | January 9, 1945 | Electrographic recording medium | GIBNEY ROBERT B | BELL TELEPHONE LABOR INC |
| 2366838 | January 9, 1945 | Pulse repeating system | SHANCK ROY B | BELL TELEPHONE LABOR INC |
| 2366837 | January 9, 1945 | Pulse repeating system | SHANCK ROY B | BELL TELEPHONE LABOR INC |
| 2366836 | January 9, 1945 | Pulse repeating system | SHANCK ROY B | BELL TELEPHONE LABOR INC |
| 2366835 | January 9, 1945 | Pulse repeating system | CORY SAMUEL I | BELL TELEPHONE LABOR INC |
| 2366834 | January 9, 1945 | Pulse repeating system | CORY SAMUEL I | BELL TELEPHONE LABOR INC |
| 2366822 | January 9, 1945 | Ultrasonic cell | WILLARD GERALD W | BELL TELEPHONE LABOR INC |
| 2366733 | January 9, 1945 | Communication system | KRECEK JOSEPH A ; WALKER CHARLES R | BELL TELEPHONE LABOR INC AMERICAN TELEPHONE & TELEGRAPH |
| 2367522 | January 16, 1945 | Signaling system | PFLEGER KENNETH W. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2367518 | January 16, 1945 | Signaling system | NEWBY NEAL D | BELL TELEPHONE LABOR INC |
| 2367509 | January 16, 1945 | High or low voltage detector | KNOWLTON CLARENCE S | BELL TELEPHONE LABOR INC |
| 2367295 | January 16, 1945 | Electron discharge device | LLEWELLYN FREDERICK B | BELL TELEPHONE LABOR INC |
| 2368060 | January 23, 1945 | Coating of electron discharge device parts | WOOTEN LELAND A | BELL TELEPHONE LABOR INC |
| 2368056 | January 23, 1945 | Signaling system | WALSH JOHN G | BELL TELEPHONE LABOR INC |
| 2368031 | January 23, 1945 | Electron discharge device | LLEWELLYN FREDERICK B | BELL TELEPHONE LABOR INC |
| 2367910 | January 23, 1945 | Start-stop regenerative telegraph repeater | WATSON EDWARD F | BELL TELEPHONE LABOR INC |
| 2367901 | January 23, 1945 | Printing telegraph apparatus | SWEZEY BURDETTE S | BELL TELEPHONE LABOR INC |
| 2367885 | January 23, 1945 | Signaling system | MURPHY ORLANDO J ; NEWBY NEAL D | BELL TELEPHONE LABOR INC |
| 2367792 | January 23, 1945 | Signaling system | PRUDEN HAROLD M | BELL TELEPHONE LABOR INC |
| 2367769 | January 23, 1945 | Telephone system | GODDARD MYRON C | BELL TELEPHONE LABOR INC |
| 2367728 | January 23, 1945 | Balanced cathode ray sweep circuit | MAHONEY JR JOHN J | BELL TELEPHONE LABOR INC |
| 2367711 | January 23, 1945 | Broad band amplifier | BODE HENDRIK W | BELL TELEPHONE LABOR INC |
| 2368197 | January 30, 1945 | Relay operation | BROWN JOHN T L | BELL TELEPHONE LABOR INC |
| 2369070 | February 6, 1945 | Signal for electric bridge measurements | NIELSEN JOHN E | BELL TELEPHONE LABOR INC |
| 2369062 | February 6, 1945 | Automatic toll ticketing system | MCDAVITT MARCELLUS B | BELL TELEPHONE LABOR INC |
| 2369045 | February 6, 1945 | Electric heating unit | HAMPTON LEON N. ; SHANGLE AMOS H. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2369030 | February 6, 1945 | Amplifier circuit | EDWARDS PAUL G | BELL TELEPHONE LABOR INC |
| 2368715 | February 6, 1945 | Teletypewriter exchange system | LUCEK CHARLES W | BELL TELEPHONE LABOR INC |
| 2368688 | February 6, 1945 | Electrolytic device | TAYLOR RAYMOND L | BELL TELEPHONE LABOR INC |
| 2368666 | February 6, 1945 | Teletypewriter exchange system | KRECEK JOSEPH A | BELL TELEPHONE LABOR INC |
| 2368665 | February 6, 1945 | Distillation method and apparatus | KOHMAN GIRARD T ; PRESCOTT JR CHARLES H | BELL TELEPHONE LABOR INC |
| 2369619 | February 13, 1945 | Relay testing system | STIBITZ GEORGE R | BELL TELEPHONE LABOR INC |
| 2369616 | February 13, 1945 | Contacting device | SPAHN JR CHARLES F | BELL TELEPHONE LABOR INC |
| 2369578 | February 13, 1945 | Telegraph station selector system | KINKEAD FULLERTON S ; KRECEK JOSEPH A | BELL TELEPHONE LABOR INC |
| 2369569 | February 13, 1945 | Electron camera tube | HULBERT ARTHUR D | BELL TELEPHONE LABOR INC |
| 2369561 | February 13, 1945 | Coating apparatus | GRISDALE RICHARD O | BELL TELEPHONE LABOR INC |
| 2369935 | February 20, 1945 | Automatic telegraph transmitter system | BACON WALTER M | BELL TELEPHONE LABOR INC |
| 2369663 | February 20, 1945 | Synchronizing system | DENNIS FRED R ; FELCH JR EDWIN P | BELL TELEPHONE LABOR INC |
| 2370403 | February 27, 1945 | Telephone system | GEORGE HECHT | BELL TELEPHONE LABOR INC |
| 2370385 | February 27, 1945 | Method of acoustic measurement and apparatus therefor | ABRAHAM LEONARD G ; DOREN MITCHELL | BELL TELEPHONE LABOR INC |
| 2370264 | February 27, 1945 | Telephone call transmitter | SHANN OSCAR A | BELL TELEPHONE LABOR INC |
| 2370239 | February 27, 1945 | Special service telephone system | FRIEND OTTO A | BELL TELEPHONE LABOR INC |
| 2370221 | February 27, 1945 | Electric wave circuits | BARNEY HAROLD L | BELL TELEPHONE LABOR INC |
| 2370203 | February 27, 1945 | Sealed reed contact unit | STUBNER FRANZ W | BELL TELEPHONE LABOR INC |
| 2370736 | March 6, 1945 | Telephone system | KITTREDGE LINUS E | BELL TELEPHONE LABOR INC |
| 2370727 | March 6, 1945 | Time measuring system | HOLDEN WILLIAM H T | BELL TELEPHONE LABOR INC |
| 2370712 | March 6, 1945 | Automatic toll ticketing system | BUSCH ALOYSIUS J | BELL TELEPHONE LABOR INC |
| 2370685 | March 6, 1945 | Electrical timing circuit | REA WILTON T ; WILKERSON JEFFERSON R | BELL TELEPHONE LABOR INC |
| 2372022 | March 20, 1945 | Signaling system | SCHNECKLOTH HARRY H | BELL TELEPHONE LABOR INC |
| 2371972 | March 20, 1945 | Signaling system | MARTINS ARTHUR S | BELL TELEPHONE LABOR INC |
| 2371968 | March 20, 1945 | Telephone booth | LUM GEORGE R | BELL TELEPHONE LABOR INC |
| 2371613 | March 20, 1945 | Piezoelectric crystal apparatus | FAIR IRVIN E | BELL TELEPHONE LABOR INC |
| 2372359 | March 27, 1945 | Luminescent target | COOK JOHN C | BELL TELEPHONE LABOR INC |
| 2372353 | March 27, 1945 | Telephone system | BASCOM HENRY M ; GODDARD MYRON C ; WALSH JOHN G | BELL TELEPHONE LABOR INC |
| 2372329 | March 27, 1945 | Satellite teletypewriter switching system | LARGE WAYNE V K ; SINGER FRED J | BELL TELEPHONE LABOR INC |
| 2372323 | March 27, 1945 | Armored conductor structure | GORDON CHESTER S | BELL TELEPHONE LABOR INC |
| 2372268 | March 27, 1945 | Call transmitter | GOFF HAROLD W | BELL TELEPHONE LABOR INC |
| 2372262 | March 27, 1945 | Telephone station circuit | EDWARDS WILLIAM H ; SHANN OSCAR A | BELL TELEPHONE LABOR INC |
| 2372228 | March 27, 1945 | High frequency tanks and resonant cavities | SCHELKUNOFF SERGEI A | BELL TELEPHONE LABOR INC |
| 2372193 | March 27, 1945 | Producing and transmitting electromagnetic waves | FISK JAMES B | BELL TELEPHONE LABOR INC |
| 2372782 | April 3, 1945 | Selector switch | HOLDEN WILLIAM H. T. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2372759 | April 3, 1945 | Electrical transmission testing system | BLACK HAROLD S | BELL TELEPHONE LABOR INC |
| 2373624 | April 10, 1945 | Negative resistance loading | ZINN MANVEL K | BELL TELEPHONE LABOR INC |
| 2373569 | April 10, 1945 | Wave translating system | KANNENBERG WALTER F | BELL TELEPHONE LABOR INC |
| 2373431 | April 10, 1945 | Electric wave filter | SYKES ROGER A | BELL TELEPHONE LABOR INC |
| 2373396 | April 10, 1945 | Electron discharge device | HEFELE JOHN R. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2373395 | April 10, 1945 | Electron discharge device | HEFELE JOHN R | BELL TELEPHONE LABOR INC |
| 2373383 | April 10, 1945 | Self-regulating rectifier | CHRISTOPHER HAROLD N | BELL TELEPHONE LABOR INC |
| 2373208 | April 10, 1945 | Voltage regulation | TRUCKSESS DAVID E | BELL TELEPHONE LABOR INC |
| 2373188 | April 10, 1945 | Signaling system | JOHNSON LEWIS H | BELL TELEPHONE LABOR INC |
| 2373175 | April 10, 1945 | Electron discharge apparatus | DEPP WALLACE A | BELL TELEPHONE LABOR INC |
| 2373160 | April 10, 1945 | Resistor having a high temperature coefficient of resistance | BOLLMAN JOHN H ; WILSON IRA G | BELL TELEPHONE LABOR INC |
| 2373156 | April 10, 1945 | Standard for electrical measurements | WILHELM HENRY T | BELL TELEPHONE LABOR INC |
| 2373134 | April 10, 1945 | Signaling system | MASSONNEAU ROBERT F | BELL TELEPHONE LABOR INC |
| 2373093 | April 10, 1945 | Process for inhibiting cracking of polymeric bodies | BAKER WILLIAM O | BELL TELEPHONE LABOR INC |
| 2374090 | April 17, 1945 | Apparatus for intensifying speech in the human vocal cavities | FRENCH NORMAN R | BELL TELEPHONE LABOR INC |
| 2374082 | April 17, 1945 | Telephone call transmitter | DOWEY THOMAS L | BELL TELEPHONE LABOR INC |
| 2374072 | April 17, 1945 | Telephone system | BEAUMONT WILLIAM M | BELL TELEPHONE LABOR INC |
| 2373861 | April 17, 1945 | Method of making contact wiper springs | INWAGEN JR CHARLES L VAN | BELL TELEPHONE LABOR INC |
| 2373675 | April 17, 1945 | Party line printing telegraph system | GARDNER LELAND A ; RICHARDS KENNETH W | BELL TELEPHONE LABOR INC AMERICAN TELEPHONE & TELEGRAPH |
| 2374546 | April 24, 1945 | Manufacture of electron discharge devices | LAICO JOSEPH P | BELL TELEPHONE LABOR INC |
| 2374264 | April 24, 1945 | Communication system | BACON WALTER M ; SMITH KINKEAD RITA | BELL TELEPHONE LABOR INC |
| 2375133 | May 1, 1945 | Automatic tuning | POLKINGHORN FRANK A | BELL TELEPHONE LABOR INC |
| 2375126 | May 1, 1945 | Diversity radio receiver | MATHES ROBERT C | BELL TELEPHONE LABOR INC |
| 2375109 | May 1, 1945 | Telephone call transmitter | HUBBARD FRANCIS A | BELL TELEPHONE LABOR INC |
| 2375053 | May 1, 1945 | Signaling system | VAUGHAN HENRY E | BELL TELEPHONE LABOR INC |
| 2375051 | May 1, 1945 | Radio receiving system | TAYLOR CHARLES C | BELL TELEPHONE LABOR INC |
| 2375044 | May 1, 1945 | Selecting system | SKELLETT ALBERT M | BELL TELEPHONE LABOR INC |
| 2375017 | May 1, 1945 | Electromagnetic device | MARRISON WARREN A | BELL TELEPHONE LABOR INC |
| 2374992 | May 1, 1945 | Selector switch | GORTON WILLIAM S | BELL TELEPHONE LABOR INC |
| 2374973 | May 1, 1945 | Nitro-dichloro-xylene compositions | BIGGS BURNARD S ; WHITE ADDISON H ; YAGER WILLIAM A | BELL TELEPHONE LABOR INC |
| 2374964 | May 1, 1945 | Telephone system | WALSH JOHN G | BELL TELEPHONE LABOR INC |
| 2374962 | May 1, 1945 | Telephone set | SHANN OSCAR A | BELL TELEPHONE LABOR INC |
| 2374925 | May 1, 1945 | Folding door | CORSO FRANK S. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2374908 | May 1, 1945 | Selective calling system | ALLAN WEAVER | BELL TELEPHONE LABOR INC |
| 2374884 | May 1, 1945 | Signaling system | NEWBY NEAL D ; VAUGHAN HENRY E | BELL TELEPHONE LABOR INC |
| 2374872 | May 1, 1945 | Attenuation equalizer | LUNDRY WALTER R | BELL TELEPHONE LABOR INC |
| 2375280 | May 8, 1945 | Manometer circuits | CALBICK CHESTER J | BELL TELEPHONE LABOR INC |
| 2375273 | May 8, 1945 | Electric oscillation generating circuit including a thermoresponsive impedance element | BLACK HAROLD S | BELL TELEPHONE LABOR INC |
| 2375272 | May 8, 1945 | Electric cable | BARRY JOSEPH F ; LOGAN MASON A | BELL TELEPHONE LABOR INC |
| 2376131 | May 15, 1945 | Alternating current generator | DUNLAP KERMIT S ; KELSALL GEORGE A ; LOVELL CIARENCE A ; MALLINA RUDOLPH F | BELL TELEPHONE LABOR INC |
| 2376111 | May 15, 1945 | Telegraph system | BACON WALTER M | BELL TELEPHONE LABOR INC |
| 2375856 | May 15, 1945 | Satellite teletypewriter switching system | LARGE WAYNE V K | BELL TELEPHONE LABOR INC |
| 2375794 | May 15, 1945 | Telegraph switching system | KINKEAD FULLERTON S ; LANG WILMARTH Y | BELL TELEPHONE LABOR INC |
| 2375791 | May 15, 1945 | Telephone station circuit | JOHNSON KENNETH S | BELL TELEPHONE LABOR INC |
| 2376395 | May 22, 1945 | Electron switching means and circuit | SKELLETT ALBERT M | BELL TELEPHONE LABOR INC |
| 2377370 | June 5, 1945 | Voltage regulation | POTTER JAMES A ; TRUCKSESS DAVID E | BELL TELEPHONE LABOR INC |
| 2377355 | June 5, 1945 | Casing for electrical devices | ROBERT MUELLER | BELL TELEPHONE LABOR INC |
| 2377349 | June 5, 1945 | Vibration analyzer | DONALD MACKENZIE | BELL TELEPHONE LABOR INC |
| 2377890 | June 12, 1945 | Selective telegraph system | LANG WILMARTH Y | BELL TELEPHONE LABOR INC |
| 2377862 | June 12, 1945 | X-ray analysis apparatus | BOND WALTER L | BELL TELEPHONE LABOR INC |
| 2377858 | June 12, 1945 | Carrier wave modulation | BENNETT WILLIAM R | BELL TELEPHONE LABOR INC |
| 2378547 | June 19, 1945 | Television system | GRAHAM ROBERT E | BELL TELEPHONE LABOR INC |
| 2378541 | June 19, 1945 | Traffic observing apparatus | DIMOND THOMAS L | BELL TELEPHONE LABOR INC |
| 2379262 | June 26, 1945 | Electric control circuit | TERRY DONALD M | BELL TELEPHONE LABOR INC |
| 2379221 | June 26, 1945 | Communication system | LLOYD ESPENSCHLED | BELL TELEPHONE LABOR INC |
| 2379211 | June 26, 1945 | Distortion correction in wave transmission | BENNETT WILLIAM R | BELL TELEPHONE LABOR INC |
| 2379093 | June 26, 1945 | Signaling system | MASSONNEAU ROBERT F | BELL TELEPHONE LABOR INC |
| 2379089 | June 26, 1945 | Base for telephone booths | KRUMREICH CHARLES L ; MEEHAN HOWARD W | BELL TELEPHONE LABOR INC AMERICAN TELEPHONE & TELEGRAPH |
| 2379069 | June 26, 1945 | Automatic line testing and switching circuits | BIRNEY DYSART | BELL TELEPHONE LABOR INC |
| 2379061 | June 26, 1945 | Tie line | BOWNE LANGFORD J | BELL TELEPHONE LABOR INC |
| 2379055 | June 26, 1945 | Signal wave transmission system | ABRAHAM LEONARD G | BELL TELEPHONE LABOR INC |
| 2379047 | June 26, 1945 | Bridging conductor | THOMAS ALTON B | BELL TELEPHONE LABOR INC |
| 2379042 | June 26, 1945 | Modulator | SHAW ROBERT C | BELL TELEPHONE LABOR INC |
| 2379013 | June 26, 1945 | Fuse construction | LEWIS HERBERT A | BELL TELEPHONE LABOR INC |
| 2378986 | June 26, 1945 | Polarized relay | JR. EMIL DICKTEN, | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2378944 | June 26, 1945 | Detector system for very short electric waves | OHL RUSSELL S | BELL TELEPHONE LABOR INC |
| 2379819 | July 3, 1945 | Frequency modulator | MASON WARREN P. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2379818 | July 3, 1945 | Coupling between resonators and electron streams | MASON WARREN P | BELL TELEPHONE LABOR INC |
| 2379768 | July 3, 1945 | Transmission control in two-way signaling system | WYNEN KENNETH G VAN | BELL TELEPHONE LABOR INC |
| 2379744 | July 3, 1945 | Electric circuit arrangement employing delay networks | PFLEGER KENNETH W | BELL TELEPHONE LABOR INC |
| 2379715 | July 3, 1945 | Communication system | HUBBARD FRANCIS A | BELL TELEPHONE LABOR INC |
| 2379694 | July 3, 1945 | Stabilized oscillator | EDSON WILLIAM A. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2379457 | July 3, 1945 | Variable inductive device | RICKER RALPH H | BELL TELEPHONE LABOR INC |
| 2379987 | July 10, 1945 | Switchboard system | PORTER LESLIE F | BELL TELEPHONE LABOR INC |
| 2379952 | July 10, 1945 | Coaxial impedance element | D HEEDENE ALBERT R | BELL TELEPHONE LABOR INC |
| 2379942 | July 10, 1945 | Cable terminating means | WEBBER CARROLL A | BELL TELEPHONE LABOR INC |
| 2379910 | July 10, 1945 | Telegraph system | SMITH KINKEAD RITA | BELL TELEPHONE LABOR INC |
| 2379891 | July 10, 1945 | Sound translating device | HELMUTH ECKARDT | BELL TELEPHONE LABOR INC |
| 2379880 | July 10, 1945 | High-speed telegraph system | BURGESS HARRY A. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2379869 | July 10, 1945 | Directional compass for aircraft trainers | BAKER CLARENCE I | BELL TELEPHONE LABOR INC |
| 2380541 | July 31, 1945 | Relay | MORTON EDMUND R | BELL TELEPHONE LABOR INC |
| 2380502 | July 31, 1945 | Electronic discharge device | CLARK JAMES E ; FAY CLIFFORD E ; RONCI VICTOR L | BELL TELEPHONE LABOR INC |
| 2381539 | August 7, 1945 | Electron discharge device | HARTLEY RALPH V L | BELL TELEPHONE LABOR INC |
| 2381463 | August 7, 1945 | Magnetic sound record | POTTER RALPH K | BELL TELEPHONE LABOR INC |
| 2380982 | August 7, 1945 | Electronic commutation of currents | DOREN MITCHELL | BELL TELEPHONE LABOR INC |
| 2382893 | August 14, 1945 | Telephone system | BURTON MCKIM ; OSCAR MYERS | BELL TELEPHONE LABOR INC |
| 2382846 | August 14, 1945 | Differential gearing | BARBER CHARLES C | BELL TELEPHONE LABOR INC |
| 2382654 | August 14, 1945 | Magnetic materials | NESBITT ETHAN A | BELL TELEPHONE LABOR INC |
| 2382653 | August 14, 1945 | Magnetic materials | NESBITT ETHAN A | BELL TELEPHONE LABOR INC |
| 2382651 | August 14, 1945 | Magnetic materials | NESBITT ETHAN A | BELL TELEPHONE LABOR INC |
| 2382650 | August 14, 1945 | Magnetic materials | NESBITT ETHAN A | BELL TELEPHONE LABOR INC |
| 2382649 | August 14, 1945 | Magnetic materials | NESBITT ETHAN A | BELL TELEPHONE LABOR INC |
| 2382436 | August 14, 1945 | Reactance tube circuit | MARBLE FRANK G | BELL TELEPHONE LABOR INC |
| 2382428 | August 14, 1945 | Clamping device | BERNARD LEUVELINK | BELL TELEPHONE LABOR INC |
| 2382251 | August 14, 1945 | Telegraph perforator-transmitter | PARKER RALZEMOND D ; ALLAN WEAVER | BELL TELEPHONE LABOR INC |
| 2382128 | August 14, 1945 | Telegraph switching system | BRANSON DAVID E | BELL TELEPHONE LABOR INC |
| 2382024 | August 14, 1945 | Resistor and method of making it | PRIESSMAN NEIL Y | BELL TELEPHONE LABOR INC |
| 2381986 | August 14, 1945 | Communication apparatus | SHANN OSCAR A | BELL TELEPHONE LABOR INC |
| 2381978 | August 14, 1945 | Impulse transmitter | MATHES ROBERT C | BELL TELEPHONE LABOR INC |
| 2381920 | August 14, 1945 | Telemetric device | MILLER OHMER R | BELL TELEPHONE LABOR INC |
| 2381872 | August 14, 1945 | Arteficial horizon and bank indicator for aircraft trainers | BAKER CLARENCE I | BELL TELEPHONE LABOR INC |
| 2381871 | August 14, 1945 | Communication system | BACON WALTER M ; KINKEAD FULLERTON S ; KRECEK JOSEPH A | BELL TELEPHONE LABOR INC |
| 2382994 | August 21, 1945 | Electric maneuvering board | HOLDEN WILLIAM H T | BELL TELEPHONE LABOR INC |
| 2383925 | August 28, 1945 | Electron discharge device | WEST JOHN W | BELL TELEPHONE LABOR INC |
| 2383764 | August 28, 1945 | Apparatus for x-ray analysis | BOND WALTER L | BELL TELEPHONE LABOR INC |
| 2384379 | September 4, 1945 | Electrical impulse counting circuits | INGRAM SYDNEY B | BELL TELEPHONE LABOR INC |
| 2384336 | September 4, 1945 | Signaling system | PFLEGER KENNETH W | BELL TELEPHONE LABOR INC |
| 2384634 | September 11, 1945 | Time-of-day announcing system | MASSONNEAU ROBERT F | BELL TELEPHONE LABOR INC |
| 2384620 | September 11, 1945 | Telephone system | HERSEY RALPH E | BELL TELEPHONE LABOR INC |
| 2384456 | September 11, 1945 | Radio receiving system | DAVEY JAMES R | BELL TELEPHONE LABOR INC |
| 2384440 | September 11, 1945 | Hanger device | CARR JAMES A | BELL TELEPHONE LABOR INC |
| 2385313 | September 18, 1945 | Method of preparing a coating suspension | THURBER ELMER A ; WOOTEN LELAND A | BELL TELEPHONE LABOR INC |
| 2385279 | September 18, 1945 | Distant talking loud-speaker telephone system | HOPKINS HARRIS F | BELL TELEPHONE LABOR INC |
| 2385265 | September 18, 1945 | Substation circuit | FOLEY JOHN W ; EMLING JOHN W | BELL TELEPHONE LABOR INC |
| 2385260 | September 18, 1945 | Crystal controlled oscillator | COX LESLIE R | BELL TELEPHONE LABOR INC |
| 2385061 | September 18, 1945 | Communication system | CLARK ALVA B | BELL TELEPHONE LABOR INC |
| 2385339 | September 25, 1945 | Signaling device | ATKINS GEORGE E | BELL TELEPHONE LABOR INC |
| 2386133 | October 2, 1945 | Call transmitter | MEACHAM LARNED A | BELL TELEPHONE LABOR INC |
| 2386645 | October 9, 1945 | Speed regulating device | WILLIAMS ERNEST P | BELL TELEPHONE LABOR INC |
| 2386638 | October 9, 1945 | Power plant | SPENCER HARRY H | BELL TELEPHONE LABOR INC |
| 2386633 | October 9, 1945 | Ceramic material | RIGTERINK MERLE D | BELL TELEPHONE LABOR INC |
| 2386609 | October 9, 1945 | Telephone system | HUBBARD FRANCIS A | BELL TELEPHONE LABOR INC |
| 2386566 | October 9, 1945 | Telegraph signaling system | HARRY NYQUIST | BELL TELEPHONE LABOR INC |
| 2386515 | October 9, 1945 | Two-way carrier wave signal transmission system | SWART LELAND K | BELL TELEPHONE LABOR INC |
| 2386486 | October 9, 1945 | Call transmitter | MALLINA RUDOLPH F | BELL TELEPHONE LABOR INC |
| 2386454 | October 9, 1945 | High molecular weight linear polyester-amides | FROSCH CARL J | BELL TELEPHONE LABOR INC |
| 2387045 | October 16, 1945 | Electron beam rotation synchronizing circuit | SKELLETT ALBERT M | BELL TELEPHONE LABOR INC |
| 2387017 | October 16, 1945 | Electric switch | HARRISON HENRY C. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2386903 | October 16, 1945 | Temperature control apparatus | KAREL LUTOMIRSKI | BELL TELEPHONE LABOR INC |
| 2386763 | October 16, 1945 | Record controlled system | WILLIAMS SAMUEL B | BELL TELEPHONE LABOR INC |
| 2387671 | October 23, 1945 | Alternating current signal receiver | LUNDSTROM ALEXIS A | BELL TELEPHONE LABOR INC |
| 2387652 | October 23, 1945 | Signal transmission system | DICKIESON ALTON C | BELL TELEPHONE LABOR INC |
| 2387584 | October 23, 1945 | Card and picture frame | HOSE ROBERT H ; NILES ELIOT W | BELL TELEPHONE LABOR INC |
| 2387558 | October 23, 1945 | Teletypewriter testing system | BONORDEN ALLEN R | BELL TELEPHONE LABOR INC |
| 2387269 | October 23, 1945 | Telephone system | JOHNSON KENNETH S | BELL TELEPHONE LABOR INC |
| 2388136 | October 30, 1945 | Party-line printing telegraph system | GARDNER LELAND A ; RICHARDS KENNETH W | BELL TELEPHONE LABOR INC AMERICAN TELEPHONE & TELEGRAPH |
| 2388071 | October 30, 1945 | Selective ringing telephone system | MILLER CHARLES G | BELL TELEPHONE LABOR INC |
| 2388035 | October 30, 1945 | Polyamides | FROSCH CARL J | BELL TELEPHONE LABOR INC |
| 2388034 | October 30, 1945 | Production of primary and secondary amines | BIGGS BURNARD S | BELL TELEPHONE LABOR INC |
| 2387845 | October 30, 1945 | Electroacoustic transducer | HARRY WILLIAM R | BELL TELEPHONE LABOR INC |
| 2387825 | October 30, 1945 | Conoscope and method of using the same | BOND WALTER L | BELL TELEPHONE LABOR INC |
| 2387719 | October 30, 1945 | Key-equipped telephone set | CURRAN STANLEY T | BELL TELEPHONE LABOR INC |
| 2387712 | October 30, 1945 | Transmission system | BLACK HAROLD S | BELL TELEPHONE LABOR INC |
| 2388488 | November 6, 1945 | Telephone system | MALTHANER WILLIAM A | BELL TELEPHONE LABOR INC |
| 2388358 | November 6, 1945 | Impulse transmitter | HUBBARD FRANCIS A | BELL TELEPHONE LABOR INC |
| 2388347 | November 6, 1945 | Signaling system | STAPLES ELLIOT M ; TAYLOR EDMUND R ; MICHAEL HENRY J | BELL TELEPHONE LABOR INC |
| 2388319 | November 6, 1945 | Cross-linked polyesters and electrical conductors containing them | FULLER CALVIN S | BELL TELEPHONE LABOR INC |
| 2388318 | November 6, 1945 | Polyesters | FROSCH CARL J | BELL TELEPHONE LABOR INC |
| 2388313 | November 6, 1945 | Telephone call transmitter | DOWEY THOMAS L | BELL TELEPHONE LABOR INC |
| 2388289 | November 6, 1945 | Electron discharge device | RONEI VICTOR L | BELL TELEPHONE LABOR INC |
| 2389247 | November 20, 1945 | Telephone call transmitter | DOWEY THOMAS L | BELL TELEPHONE LABOR INC |
| 2389207 | November 20, 1945 | Vacuum condenser | MURPHY EDWARD J | BELL TELEPHONE LABOR INC |
| 2389915 | November 27, 1945 | Resistor device | KLEIMACK JOSEPH J ; PEARSON GERALD L | BELL TELEPHONE LABOR INC |
| 2390884 | December 11, 1945 | Phase shifter | JANSKY KARL G | BELL TELEPHONE LABOR INC |
| 2390869 | December 11, 1945 | Telephone transmission system and apparatus therefor | CARTER JR CHARLES W | BELL TELEPHONE LABOR INC |
| 2390656 | December 11, 1945 | Satellite telegraph exchange system | FITCH KARL E ; LARGE WAYNE V K ; LUCEK CHARLES W | BELL TELEPHONE LABOR INC |
| 2390652 | December 11, 1945 | Optical range finder | IVES HERBERT E | BELL TELEPHONE LABOR INC |
| 2390488 | December 11, 1945 | Noise shield for acoustic devices | ALFORD EDWARD L ; MARTIN MERLIN L | BELL TELEPHONE LABOR INC |
| 2391280 | December 18, 1945 | Method of forming layers for electronic cathodes | TEAL GORDON K | BELL TELEPHONE LABOR INC |
| 2391276 | December 18, 1945 | Selector switch | SPRAGUE VINTON G | BELL TELEPHONE LABOR INC |
| 2391037 | December 18, 1945 | Armored conductor structure | JR. IRA C. SHAFER, | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2391036 | December 18, 1945 | Armored conductor structure | RASMUSSEN OSVALD E. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2391689 | December 25, 1945 | Stabilization of halogenated compounds | LAWSON EGERTON | BELL TELEPHONE LABOR INC |
| 2391688 | December 25, 1945 | Manufacture of electrical condensers | MCLEAN DAVID A | BELL TELEPHONE LABOR INC |
| 2391687 | December 25, 1945 | Stabilization of electric condensers | MCLEAN DAVID A | BELL TELEPHONE LABOR INC |
| 2391686 | December 25, 1945 | Electrical condenser and dielectric element | MCLEAN DAVID A. | BELL TELEPHONE LABORATORIES, INCORPORATED |
| 2391685 | December 25, 1945 | Stabilization of halogenated compounds | LAWSON EGERTON | BELL TELEPHONE LABOR INC |
| 2391506 | December 25, 1945 | Resistance device | PEARSON GERALD L | BELL TELEPHONE LABOR INC |