Patent Date Title Inventor Assignee
126329April 30, 1872IMPROVEMENT IN PRINTING-TELEGRAPHS.GEOEGE M. PHELPS, OF E. D. NEW YOEKWESTEEN UNION TELEGEAPH COMPANY.
182996October 10, 1876IMPROVEMENT IN ACOUSTIC TELEGRAPHS.THOMAS A. EDISON, OP NEW JERSEYTHE WESTEEN UNION TELEGEAPH COMPANY.
185507December 19, 1876IMPROVEMENT IN ELECTRO-HARMONIC MULTIPLEX TELEGRAPHS.THOMAS A. EDISON, OF NEW JBESEYWESTEEN UNION TELEGEAPH COMPANY.
186330January 16, 1877IMPROVEMENT IN ACOUSTIC ELECTRIC TELEGRAPHS.THOMAS A. EDISON, OP NEW JEESEY.THE WESTEEN UNION TELEGEAPH COMPANY.
196248October 16, 1877IMPROVEMENT IN QUADRUPLEX TELEGRAPHS.HENEY C.. NICHOLSON, OP KY.THE WESTEEN UNION TELEGRAPH COMPANY, OP NEW YORK CITY.
198088December 11, 1877IMPROVEMENT IN TELEPHONIC TELEGRAPHS.THOMAS A. EDISON, OF NEW JEESETTHE WESTEEN UNION TELEG-BAPH COMPANY.
198087December 11, 1877IMPROVEMENT IN TELEPHONIC TELEGRAPHS.THOMAS A. EDISON, OP NEW JERSEYTHE WESTERN UNION TELEGRAPH COMPANY.
199869January 29, 1878IMPROVEMENT IN DUPLEX TELEGRAPHS.GEEEITT -SMITH, OF NEW YOEKGEOBGE B. PEESCOTT, OF NEW YOEK, N. Y., AND THE WESTEEN UNION TELE-GEAPH COMPANY.
200993March 5, 1878IMPROVEMENT IN ACOUSTIC TELEGRAPHS.THOMAS A. EDISON, OP NEW JEESEYTHE WESTEEN UNION TELEGEAPH COMPANY.
203019April 30, 1878IMPROVEMENT IN CIRCUITS FOR ACOUSTIC OR TELEPHONIC TELEGRAPHS,THOMAS A. EDISON, OF NEW JEESEYWESTEEN UNION TELEGEAPH COMPANY, OF NEW YOEK, N. Y.
203018April 30, 1878IMPROVEMENT IN TELEPHONES OR SPEAKING-TELEGRAPHS.THOMAS A. EDISON, OF NEW JEESEYWESTERN UNION TELEOBAPH COMPANY, OF NEW YOEK, N. Y.
203016April 30, 1878IMPROVEMENT IN SPEAKING-TELEPHONEEDISON THOMAS A -WESTERN UNION TELEGRAPH COMPANY, United States of America (US)
203014April 30, 1878IMPROVEMENT IN SPEAKING-TELEGRAPHSTHOMAS A. ErSON, OF NEW JEESEYWESTERN UNION TELEGEAPH COMPANY, OF NEW YORK, N. Y.
203013April 30, 1878IMPROVEMENT IN SPEAKING-TELEGRAPHS.THOMAS A. EDISON, OF NEW JERSEYWESTERN UNION TELEGRAPH COMPANY, OF NEW YORK, N. Y.
208299September 24, 1878IMPROVEMENT IN SPEAKING-TELEPHONES.THOMAS A. EDISON, OF NEW JEESEYWESTERN-UNION TELEGEAPH COMPANY, OF NEW YOEK, N. Y.
217782July 22, 1879IMPROVEMENT IN DUPLEX TELEGRAPHS.THOMAS A. EDISON, OF NEW JERSEYWESTERN UNION TELEGRAPH COMPANY, OP NEW YORK, N. Y.
217781July 22, 1879IMPROVEMENT IN SEXTUPLEX TELEGRAPHS.THOMAS A. EDISON, OF NEW JEESEYWESTEEN UNION TELEG-BAPH COMPANY, OE NEW YOEK, N. Y.
222390December 9, 1879IMPROVEMENT IN CARBON-TELEPHONESEDISON THOMAS A -WESTERN UNION TELEGRAPH COMPANY, United States of America (US)
233859November 2, 1880TELEGRAPH APPARATUS.GEORGES DINFREVILLE, OP 1ST. Y.THE WESTERN UNION TELEGRAPH COMPANY, OP SAME PLAGE.
235142December 7, 1880ACOUSTIC TELEGRAPH.THOMAS A. EDISON, OP NEW JERSEYTHE WESTERN UNION TELEGRAPH COMPANY, OF NEW YORK, N. Y.
236321January 4, 1881DUPLEX TELEGRAPH.JOSEPH E. FENN, OF N. J.THE WESTERN UNION TELEGRAPH COMPANY, OF NEW YORK, N. Y.
243698July 5, 1881QUADRUPLEX TELEGRAPH.STEPHEN D. FIELD, OF N. Y.THE WESTERN UNION TELEGRAPH COMPANY, OF SAME PLACE.
253154January 31, 1882DUPLEX TELEGRAPH.CHAELES L. BUCKINGHAM, OF NEW JERSEYTHE WESTEEN UNION TELEGEAPH COMPANY, OP NEW YOEK, N. Y.
258367May 23, 1882DUPLEX TELEGRAPH.CHARLES L. BUCKINGHAM, OF NEW JEESEYTHE WESTERN UNION TELEGRAPH COMPANY, OF NEW YORK, N. Y.
258366May 23, 1882DUPLEX TELEGRAPH.CHARLES L. BUCKINGHAM, OF NEW JERSEYTHE WESTERN UNION TELEGRAPH COMPANY, OP NEW YORK, N. Y.
265489October 3, 1882DYNAMO-TELEGRAPHY.GEOEGES DINPREVILLE, OP N. Y.THE WESTERN UNION TELEGEAPH COMPANY, OP SAME PLACE.
265488October 3, 1882DYNAMO-TELEGRAPHY.GEORGES DINFREVILLE, OF N. T.THE WESTERN UNION TELEGBAPII COMPANY, OP SAME PLACE.
274417March 20, 1883DYNAMO-TELEGRAPHY.HENRY VAN HOEVENBERGH, OF NEW JERSEYTHE WESTERN UNION TELEGRAPH COMPANY, OF NEW YORK, N. Y.
274416March 20, 1883PRINTING-TELEGRAPH.HENBY VAN HOEVENBEEGH, OF NEW JEESEYTHE WESTEBN UNION TELEGBAPH COMPANY, OF NEW YOEK, N. Y.
275334April 3, 1883DUPLEX TELEGRAPH.JOSEPH B. FENN, OF NEW JEESEYTHE WESTERN UNION TELEGRAPH COMPANY, OF NEW YORK, N. Y.
282297July 31, 1883DYNAMO-ELECTRIC MACHINE FOR PRINTING-TELEGRAPHS.STEPHEN D. FIELD, OF N. Y.THE WESTERN UNION TELEGRAPH COMPANY, OF SAME PLACE.
282296July 31, 1883DYNAMO-TELEGRAPHY,STEPHEN" D. FIELD, OP N\ Y.THE WESTERN UNION TELEGRAPH COMPANY, OF SAME PLACE.
282295July 31, 1883DYNAMO-TELEGRAPHY.STEPHEN D. FIELD, OF N. Y.THE WESTEEN UNION TELEGEAPH COMPANY, OF SAME PLACE.
282294July 31, 1883DYNAMO-TELEGRAPHY.STEPHEN" D. FIELD, OF N. Y.THE WESTERN UNION TELEGRAPH COMPANY, OF SAME PLACE.
286977October 16, 1883PRINTING-TELEGRAPH.HENRY VAN HOEVENBERGH, OP NEW JERSEYTHE WESTERN UNION TELEGRAPH COMPANY, OP NEW YORK, N. Y.
290613December 18, 1883PRINTING-TELEGRAPH.WILLIAM B. VANSIZE, OF AND CHAELES L. BUCKINGHAM OF NEW TOEKTHE WESTEEN UNION TELEGEAPH COMPANY, OF NEW YOKE, N. Y.
300341June 17, 1884PRINTING-TELEGRAPH.CHARLES L. BUCKINGHAM!, OP AND WJ LLIAM B. YANSIZE OF BROOKLYNTHE WESTERN UNION TBLEGEAPIT COMPANY, OF NEW YORK, N. Y.
304051August 26, 1884UNISON APPARATUS FOR PRINTING-TELEGRAPHS.WILLIAM 13. YANSIZE, OFTHE WESTERN UNION TELEGRAPH COMPANY, OF NEW YORK, N. Y.
304007August 26, 1884UNISON APPARATUS FOR PRINTING-TELEGRAPHS,ADOLPIIUS A. KXUDSON, OPTHE WESTERN UNION TELEGRAPH COMPANY, OP NEW YOPJv, N. Y.
319855June 9, 1885PRINTING-TELEGRAPH.GEOEGB B. SCOTT, OPTHE WESTERN UNION TELEGRAPH COMPANY, OF NEW YORK, N. Y.
319578June 9, 1885DYNAMO-ELECTRIC MACH!GBOEGE A. HAMILTON, OP N. Y.THE WESTEBN UNION TELEGEAPH COMPANY, OP SAME PLACE.
321858July 7, 1885PRINTING-TELEGRAPH TRANSMITTER.GEOBGE B. SCOTT, OFTHE WESTEBN UNION TELEGEAPH COMPANY, OP NEW YORK, N. Y.
332551December 15, 1885QUADRUPLEX TELEGRAPH.HENBY G. NICHOLSON, OF OHIOTHE WESTERN UNION TELEGEAPH COMPANY, OP NEW YOEK, N. Y.
343953June 15, 1886DYNAMO-TELEGRAPHY.STEPHEN D. FIELD, OF ST. Y.THE WESTERN UNION TELEGRAPH COMPANY. OF SAME PLACE.
350469October 5, 1886PRINTING-TELEGRAPH.D. BRYCE SCOTT, OP NEW YORKTHE WESTERN UNION TELEGRAPH COMPANY OP NEW YORK.
352865November 16, 1886DIPLEX AND QUADRUPLEX TELEGRAPHY.SAMUEL P. PEBIE, OF NEW JEESEYTHE WESTEEN UNION TELEGEAPH COMPANY, OP NEW YOEK.
365705June 28, 1887PRINTING-TELEGRAPH.GEORGE B. SCOTT, OP NEW YORKTHE WESTERN UNION TELEGRAPH COMPANY, OP NEW YORK.
366695July 19, 1887QUADRUPLEX TELEGRAPHY.GERE ITT SMITH, OF NEW YOEKTHE WESTERN UNION TELEGRAPH COMPANY, OE NEW YORK.
377374February 7, 1888TELEGRAPHY.THOMAS A. EDISON, OF NEW JEESEYTHE WESTERN UNION TELEGEAPH COMPANY, OF NEW YOEK.
378107February 21, 1888PRINTING-TELEGRAPH.DANIEL B. PIKE, OP 1ST. Y.THE WESTERN UNION - TELEGRAPH COMPANY, OF SAME PLACE.
380925April 10, 1888MICROPHONE-TRANSMITTER.GEOEGE M. PHELPS, OFTHE WESTERN UNION TELEGEAPH COMPANY, OF NEW YOEK, N. Y.
389142September 4, 1888PRINTING-TELEGRAPH.BRADLEY A. FISKB, OPTHE WESTERN UNION TELEGRAPH COMPANY, OP NEW YORK, N. 1".
420594February 4, 1890QUADRUPLEX TELEGRAPH.THOMAS A. EDISON, OF NEW JERSEYTHE WESTERN UNION TELEGRAPH COMPANY, OF NEW YORK, N. Y.
429233June 3, 1890MULTIPLE TELEGRAPHY.EDWARD 1ST. DICKERSON, JR. OF NEW YORK N. Y.THE WESTERN UNION TELEGRAPH COMPANY, OF SAME PLACE.
452913May 26, 1891SEXTUPLEX TELEGRAPH.THOMAS A. EDISON, OF NEW JERSEYTHE WESTERN UNION TELEGRAPH COMPANY, OP NEW YORK, N. Y.
453601June 2, 1891SEXTUPLEX TELEGRAPH.THOMAS A. EDISON, OF NEW JERSEYTHE WESTERN UNION TELEGRAPH COMPANY, OF NEW YORK, N. T.
469856March 1, 1892TELEGRAPH APPARATUS FOR BRANCH OFFICES.JOHN B. I-IURD, OF NEW JERSEYTHE WESTERN UNION TELEGRAPH COMPANY, OF NEW YORK, K Y.
474232May 3, 1892SPEAKING-TELEGRAPH.THOMAS A. EDISON", OF NEW JERSEYTHE WESTERN UNION TELEGRAPH COMPANY, OP NEW YORK, N. Y.
474231May 3, 1892SPEAKING-TELEGRAPH.THOMAS A. EDISON", OF NEW JERSEYTHE WESTERN UNION" TELEGRAPH COMPANY, OF NEW YORK, N. Y.
480567August 9, 1892DUPLEX TELEGRAPH.THOMAS A. EDISON, OF NEW JERSEY ASSIGNOR BY MESNETHE WESTERN UNION TELEGRAPH COMPANY.
492789March 7, 1893SPEAKING-TELEGRAPH.THOMAS A. EDISON, OF NEW JERSEYTHE WESTERN UNION TELEGRAPH COMPANY, OP NEW YORK, N. Y.
493620March 14, 1893TELEGRAPH-RELAY.SAMUEL P. FREIR, OF NEW JERSEYTHE WESTERN UNION TELEGRAPH COMPANY, OF NEW YORK.
498248May 30, 1893MOLD FOR THE FORMATION OF TYPE-WHEELS.THOMAS T. ECKERT AND SIGMUND BERGMANN, OF N. Y.THE WESTERN UNION TELEGRAPH COMPANY, OF SAME PLACE.
499911June 20, 1893Y.THOMAS T. ECKERT, OF N. Y. AND GEORGE B. SCOTT OF LAKEWOOD NEW JERSEYTHE WESTERN UNION TELEGRAPH COMPANY, OF NEW YORK, N.
499811June 20, 1893TELEGRAPHY.PIERSON J. WICKS, OFTHE WESTERN UNION TELEGRAPH COMPANY, OF NEW YORK, N. Y.
512872January 16, 1894SEXTUPLEX TELEGRAPH.THOMAS A. EDISON, OF NEW JERSEYTHE WESTERN UNION TELEGRAPH COMPANY, OF NEW YORK, N. Y.
529630November 20, 1894PRINTING-TELEGRAPH.GEORGE AUGUSTUS SCOTT, OF ENGLAND ASSIGNOR BY DIRECT AND MESNETHE WESTERN UNION TELEGRAPH COMPANY, OF NEW YORK.
537644April 16, 1895TELEGRAPHY.ROBERT II. MORRIS, OF NEW JERSEYTHE WESTERN UNION TELEGRAPH COMPANY, OF NEW YORK, N. Y.
561547June 2, 1896AUTOMATIC TELEGRAPH.SAMUEL P. FREIR, OP NEW JERSEYTHE WESTERN UNION TELEGRAPH COMPANY, OP NEW YORK, N. Y.
583418May 25, 1897TELEGRAPHY.OLIVER R. ROBERSON, OP NEW JERSEYTHE WESTERN UNION TELEGRAPH COMPANY, OP NEW YORK.
634198October 3, 1899METHOD OF AND MEANS FOR PREVENTING ELECTRIC SPARKING.BUCKINGHAM CHARLES L - ; GERMANN EMIL -WESTERN UNION TELEGRAPH CO, United States of America (US)
726566April 28, 1903PRINTING-TELEGRAPH SYSTEM.PHELPS WILLIAM PITT -WESTERN UNION TELEGRAPH CO, United States of America (US)
811996February 6, 1906RELAY.BARCLAY JOHN C -WESTERN UNION TELEGRAPH CO, United States of America (US)
811995February 6, 1906PRINTING MECHANISM.BARCLAY JOHN C -WESTERN UNION TELEGRAPH CO, United States of America (US)
811994February 6, 1906TELEGRAPH-TRANSMITTER.BARCLAY JOHN C -WESTERN UNION TELEGRAPH CO, United States of America (US)
867900October 8, 1907TELEGRAPH-TRANSMITTER.BARCLAY JOHN C -WESTERN UNION TELEGRAPH CO, United States of America (US)
886338May 5, 1908PRINTING-TELEGRAPH.BARCLAY JOHN C -WESTERN UNION TELEGRAPH CO, United States of America (US)
942815December 7, 1909RELAY.FIELD STEPHEN D -WESTERN UNION TELEGRAPH CO, United States of America (US)
942814December 7, 1909MULTIPLEX TELEGRAPH.FIELD STEPHEN D -WESTERN UNION TELEGRAPH CO, United States of America (US)
1048639December 31, 1912TELEGRAPH SYSTEM.ATHEARN WILLIAM E -WESTERN UNION TELEGRAPH CO, United States of America (US)
1090907March 24, 1914PNEUMATIC-DESPATCH-TUBE SYSTEM.HUMY FERNAND E D -WESTERN UNION TELEGRAPH CO, United States of America (US)
1092982April 14, 1914PNEUMATIC TRANSMISSION SYSTEM.HUMY FERNAND E D -WESTERN UNION TELEGRAPH CO, United States of America (US)
1114905October 27, 1914PRINTING-TELEGRAPH SYSTEM.MURRAY DONALD -WESTERN UNION TELEGRAPH CO, United States of America (US)
1114904October 27, 1914PRINTER FOR PRINTING-TELEGRAPH SYSTEMS.MURRAY DONALD -WESTERN UNION TELEGRAPH CO, United States of America (US)
1160097November 9, 1915TELEGRAPH-REPEATER.FINN WILLIAM -WESTERN UNION TELEGRAPH CO, United States of America (US)
1164274December 14, 1915TELEGRAPH-REPEATER.FINN WILLIAM -WESTERN UNION TELEGRAPH CO, United States of America (US)
1164273December 14, 1915RELAY AND REPEATER.FINN WILLIAM -WESTERN UNION TELEGRAPH CO, United States of America (US)
1164069December 14, 1915CALL-BOX.CLOKEY ALLISON A -WESTERN UNION TELEGRAPH CO, United States of America (US)
1170556February 8, 1916KEYBOARD APPARATUS.MURRAY DONALD -WESTERN UNION TELEGRAPH CO, United States of America (US)
1174029February 29, 1916TELEGRAPHY.FINN WILLIAM -WESTERN UNION TELEGRAPH CO, United States of America (US)
1191933July 18, 1916MEANS FOR SYNCHRONIZING ROTARY DEVICES.YORKE GEORGE M - ; BENJAMIN GEORGE R -WESTERN UNION TELEGRAPH CO, United States of America (US)
1196335August 29, 1916RECORDER.CLOKEY ALLISON A -WESTERN UNION TELEGRAPH CO, United States of America (US)
1215605February 13, 1917MEANS FOR SYNCHRONIZING ROTARY DEVICES.YORKE GEORGE M - ; BENJAMIN GEORGE R -WESTERN UNION TELEGRAPH CO, United States of America (US)
1215604February 13, 1917AUTOMATIC PRINTER.YORKE GEORGE M -WESTERN UNION TELEGRAPH CO, United States of America (US)
1224359May 1, 1917CONTACT ARRANGEMENT FOR CALL-BOXES AND OTHER TRANSMITTERS.CLOKEY ALLISON A -WESTERN UNION TELEGRAPH CO, United States of America (US)
1225346May 8, 1917GRAVITY-BATTERY ELECTRODE.MACNAMARA PATRICK T -WESTERN UNION TELEGRAPH CO, United States of America (US)
1253889January 15, 1918MECHANICAL PHASE-CORRECTOR FOR MULTIPLEX-TELEGRAPH DISTRIBUTERS.ROTHERMEL SAMUEL W -WESTERN UNION TELEGRAPH CO, United States of America (US)
1254910January 29, 1918MEANS FOR COMPENSATING FOR DISTURBANCES OF EARTH POTENTIAL.HOWE PAUL J -WESTERN UNION TELEGRAPH CO, United States of America (US)
1254831January 29, 1918METHOD OF AND MEANS FOR CORRECTING FOR ALTERNATING-CURRENT ELECTROMAGNETIC INDUCTION AND FOR ALTERNATING-CURRENT EARTH POTENTIAL.MILNOR JOSEPH W -WESTERN UNION TELEGRAPH CO, United States of America (US)
1254830January 29, 1918MEANS FOR COMPENSATING FOR DISTURBANCES OF EARTH POTENTIAL.MILNOR JOSEPH W -WESTERN UNION TELEGRAPH CO, United States of America (US)
1254829January 29, 1918MEANS FOR COMPENSATING FOR DISTURBANCES OF EARTH POTENTIAL.MILNOR JOSEPH W -WESTERN UNION TELEGRAPH CO, United States of America (US)
1254828January 29, 1918METHOD OF AND MEANS FOR COMPENSATING FOR DISTURBANCES OF EARTH POTENTIAL.MILNOR JOSEPH W -WESTERN UNION TELEGRAPH CO, United States of America (US)
1275559August 13, 1918AUXILIARY SIGNAL ARRANGEMENT FOR PRINTING-TELEGRAPH SYSTEMS.HOUGHTALING WALTER A -WESTERN UNION TELEGRAPH CO, United States of America (US)
1276794August 27, 1918PERFORATING APPARATUS.MURRAY DONALD -WESTERN UNION TELEGRAPH CO, United States of America (US)
1284219November 12, 1918STARTING DEVICE FOR LA COUR MOTORS.BENJAMIN GEORGE R -WESTERN UNION TELEGRAPH CO, United States of America (US)
1298622March 25, 1919MEANS FOR SYNCHRONIZING ROTARY DEVICES.YORKE GEORGE M - ; BENJAMIN GEORGE R -WESTERN UNION TELEGRAPH CO, United States of America (US)
1298440March 25, 1919AUTOMATIC TRANSMITTER.BENJAMIN GEORGE R -WESTERN UNION TELEGRAPH CO, United States of America (US)
1324536December 9, 1919ALTERNATING-CURRENT ELECTROMAGNETIC INSTRUMENT.HARRY K. BEASLEY, OE NEW YORKTHE WESTERN UNION TELEGRAPH COMPANY, OE NEW YORK, N. Y., A CORPORATION OE NEW YORK.
1350280August 17, 1920Adjustable rheostatHOWE PAUL J.WESTERN UNION TELEGRAPH COMPANY
1350279August 17, 1920Adjustable condenserHOWE PAUL J.WESTERN UNION TELEGRAPH COMPANY
1352308September 7, 1920Paper-feed mechanism for printing-telegraphs, &c.DONALD MURRAYWESTERN UNION TELEGRAPH CO
1353060September 14, 1920Voltage-regulator for direct and alternating current generatorsMILNOR JOSEPH W.THE WESTERN UNION TELEGRAPH COMPANY
1355085October 5, 1920Differentially-wound electromagnetBEASLEY HARRY K.WESTERN UNION TELEGRAPH COMPANY
1370402March 1, 1921Automatic telegraph systemBENJAMIN GEORGE R.THE WESTERN UNION TELEGRAPH COMPANY
1378712May 17, 1921AmplifierMILNOR JOSEPH WWESTERN UNION TELEGRAPH CO
1394439October 18, 1921Code-transposing apparatus for telegraph systemsMURRAY DONALDTHE WESTERN UNION TELEGRAPH COMPANY
1401917December 27, 1921Tape-transmitterMURRAY DONALDTHE WESTERN UNION TELEGRAPH COMPANY
1415382May 9, 1922AmplifierMILNOR JOSEPH W.THE WESTERN UNION TELEGRAPH COMPANY
1416642May 16, 1922Call-box contact mechanismJANSON GEORGE W.THE WESTERN UNION TELEGRAPH COMPANY
1416594May 16, 1922Call-box transmitterATHERTON ALBERTTHE WESTERN UNION TELEGRAPH COMPANY
1431865October 10, 1922Cable telegraphyANGEL HERBERTTHE WESTERN UNION TELEGRAPH COMPANY
1439633December 19, 1922Method of and apparatus for telegraphic transmissionMILNOR JOSEPH W.THE WESTERN UNION TELEGRAPH COMPANY
1447748March 6, 1923Method of and apparatus for operating synchronous telegraph systemsBENJAMIN GEORGE R.THE WESTERN UNION TELEGRAPH COMPANY
1447747March 6, 1923Method of and apparatus for operating synchronous telegraph systemsBENJAMIN GEORGE R.THE WESTERN UNION TELEGRAPH COMPANY
1457249May 29, 1923Electrical protectorJANSON GEORGE W. ; ROVERE LEWIS H.THE WESTERN UNION TELEGRAPH COMPANY
1461645July 10, 1923Automatic telegraph systemBENJAMIN GEORGE R.THE WESTERN UNION TELEGRAPH COMPANY
1466623August 28, 1923Adjustable-vibration tuning forkHOUGHTALING WALTER AWESTERN UNION TELEGRAPH CO
1473582November 6, 1923Pole cleaning and shaving machineRANDOLPH LEEDOMWESTERN UNION TELEGRAPH CO
1487691March 18, 1924Telegraph synchronizing systemMURRAY DONALDTHE WESTERN UNION TELEGRAPH COMPANY
1499938July 1, 1924Earth-boring machineRANDOLPH LEEDOMWESTERN UNION TELEGRAPH CO
1501679July 15, 1924Printing telegraphDONALD MURRAYWESTERN UNION TELEGRAPH CO
1517110November 25, 1924Telegraph-transmitting apparatusFRANCIS FOLEY THOMASWESTERN UNION TELEGRAPH CO
1519082December 9, 1924Corner gaugeHOWE PAUL JWESTERN UNION TELEGRAPH CO
1519870December 16, 1924Balancing ocean-cable systemMILNOR JOSEPH WWESTERN UNION TELEGRAPH CO
1530381March 17, 1925Tube-expanding toolLEEDOM RANDOLPHTHE WESTERN UNION TELEGRAPH COMPANY
1535074April 21, 1925Trouble indicator for telegraph systemsHOUGHTALING WALTER A.THE WESTERN UNION TELEGRAPH COMPANY
1535073April 21, 1925Synchronous telegraph systemFOLL JOHN VICTORTHE WESTERN UNION TELEGRAPH COMPANY
1535627April 28, 1925Telegraph systemPERKINS SAMUEL W.THE WESTERN UNION TELEGRAPH COMPANY
1540727June 2, 1925Page-printing telegraph machineDONALD MURRAYWESTERN UNION TELEGRAPH CO
1542779June 16, 1925Tape transmitterPETERMAN WILLIAM CWESTERN UNION TELEGRAPH CO
1545427July 7, 1925Preservation of poles, posts, and the likeHOWE PAUL J ; RANDOLPH LEEDOMWESTERN UNION TELEGRAPH CO
1559507October 27, 1925Preserving ground-line section of polesRANDOLPH LEEDOMWESTERN UNION TELEGRAPH CO
1559497October 27, 1925Selective signaling deviceBAKER WILLIAM TWESTERN UNION TELEGRAPH CO
1574662February 23, 1926Process of preserving woodRANDOLPH LEEDOMWESTERN UNION TELEGRAPH CO
1576167March 9, 1926Storing transmitterWHEELER EVAN R ; DIRKES ROBERT FWESTERN UNION TELEGRAPH CO
1579999April 6, 1926Cable telegraphyBENJAMIN GEORGE R ; HERBERT ANGELWESTERN UNION TELEGRAPH CO
1584684May 11, 1926Duplex system of telegraphyDRAKE HERBERT WWESTERN UNION TELEGRAPH CO
1584683May 11, 1926Plural duplex system of telegraphyD HUMY FERNAND EWESTERN UNION TELEGRAPH CO
1584682May 11, 1926Duplex telegraph systemALBERT ATHERTON ; JANSON GEORGE WWESTERN UNION TELEGRAPH CO
1584681May 11, 1926Metallic duplex system of telegraphyALBERT ATHERTONWESTERN UNION TELEGRAPH CO
1598448August 31, 1926Telegraph systemPETERMAN WILLIAM CWESTERN UNION TELEGRAPH CO
1599382September 7, 1926Amplifying telegraphic signalsMILNOR JOSEPH WWESTERN UNION TELEGRAPH CO
1607473November 16, 1926Duplexing loaded submarine cableMILNOR JOSEPH WWESTERN UNION TELEGRAPH CO
1616326February 1, 1927Telegraph systemNELSON CRESCENT F.THE WESTERN UNION TELEGRAPH COMPANY
1617993February 15, 1927Multiplex-channel repeater systemDUDLEY WILLIAM A. ; DUERR KARL B.THE WESTERN UNION TELEGRAPH COMPANY
1620152March 8, 1927Method of preserving wood and solutions thereforCURTIN LEO PWESTERN UNION TELEGRAPH CO
1624930April 19, 1927Wood preservativeCURTIN LEO PWESTERN UNION TELEGRAPH CO
1626534April 26, 1927Regenerative rotary repeaterHOWARD ALBERT H.THE WESTERN UNION TELEGRAPH COMPANY
1629466May 24, 1927Receiving perforatorANGEL HERBERTTHE WESTERN UNION TELEGRAPH COMPANY
1636784July 26, 1927Phase correction in synchronous telegraph systemsPARKER LEIGHLAND F. ; BRAMHALL FAY B.THE WESTERN UNION TELEGRAPH COMPANY
1640325August 23, 1927Messenger-call circuits and switching apparatus thereforJANSON GEORGE W.THE WESTERN UNION TELEGRAPH COMPANY
1640541August 30, 1927Telegraph transmitterFLUHARTY WILLIAM G.THE WESTERN UNION TELEGRAPH COMPANY
1644262October 4, 1927Gummed-tape-affixing deviceMASON ROGERTHE WESTERN UNION TELEGRAPH COMPANY
1646354October 18, 1927Synchronizing clocks over simplex circuits having central-battery telephone signalingDRAKE HERBERT WWESTERN UNION TELEGRAPH CO
1657384January 24, 1928Telegraph systemFOSTER LEE RWESTERN UNION TELEGRAPH CO
1659303February 14, 1928Connecting block for electric wiringROVERE LEWIS HWESTERN UNION TELEGRAPH CO
1671869May 29, 1928Desk clip for message blanksMEADER RALPH I ; WARDEN HEWITT ERNESTWESTERN UNION TELEGRAPH CO
1671867May 29, 1928Fastening device for guy ropes and other tensioning membersMAMPLE ADOLPH Z ; RUSSELL HARRALL EDWINWESTERN UNION TELEGRAPH CO
1673726June 12, 1928Regenerative telegraph repeaterHERBERT ANGELWESTERN UNION TELEGRAPH CO
1673697June 12, 1928Relay and relaying systemMILNOR JOSEPH WWESTERN UNION TELEGRAPH CO
1673445June 12, 1928Automatic reversing system for telegraph circuitsDUDLEY WILLIAM AWESTERN UNION TELEGRAPH CO
1673422June 12, 1928Portable testing set for measuring line inductionREISZ CHARLES TWESTERN UNION TELEGRAPH CO
1677859July 17, 1928Automatic reversing system for multiplex circuitsDUDLEY WILLIAM AWESTERN UNION TELEGRAPH CO
1679326July 31, 1928Potential-indicating systemDRAKE HERBERT WWESTERN UNION TELEGRAPH CO
1681489August 21, 1928Signaling systemLOCKE GEORGE A ; HAGLUND HAKON HBELL TELEPHONE LABOR INC
WESTERN UNION TELEGRAPH CO
1681284August 21, 1928Dry-spot cross-arm terminal boxDICKIE DOUGLAS PWESTERN UNION TELEGRAPH CO
1683578September 4, 1928Cable carMOBIUS CURT E ; ENGLER WALTER NWESTERN UNION TELEGRAPH CO
1684309September 11, 1928Method of and means for feeding tape and projecting data therefromDIRKES ROBERT FWESTERN UNION TELEGRAPH CO
1686492October 2, 1928Call-box trouble detectorJANSON GEORGE WWESTERN UNION TELEGRAPH CO
1687432October 9, 1928Composite signaling systemDRAKE HERBERT WWESTERN UNION TELEGRAPH CO
1687378October 9, 1928Method of and apparatus for soldering cable-bonding devicesMAMPLE ADOLPH ZWESTERN UNION TELEGRAPH CO
1688735October 23, 1928Means of and method for neutralizing alternating currentsMILNOR JOSEPH WWESTERN UNION TELEGRAPH CO
1688711October 23, 1928Motor-stopping device for telegraph typewritersHEWITT ERNEST W ; MAUS FRANK J ; GEORGE MARXWESTERN UNION TELEGRAPH CO
1698305January 8, 1929Trouble detector for messenger call circuitsJANSON GEORGE WWESTERN UNION TELEGRAPH CO
1699444January 15, 1929Synchronized quadruplex telegraphyPETERMAN WILLIAM CWESTERN UNION TELEGRAPH CO
1699418January 15, 1929Telegraph systemWOODWARD MARION HWESTERN UNION TELEGRAPH CO
1702204February 12, 1929Selective-signaling device for telegraph circuitsDUDLEY WILLIAM AWESTERN UNION TELEGRAPH CO
1704389March 5, 1929Messenger call boxJANSON GEORGE WWESTERN UNION TELEGRAPH CO
1714476May 21, 1929Neutralizing interfering disturbances in electric circuitsMILNOR JOSEPH WWESTERN UNION TELEGRAPH CO
1714334May 21, 1929Selecting mechanism for telegraph type-wheel printersWHEELER EVAN R ; DIRKES ROBERT FWESTERN UNION TELEGRAPH CO
1715324May 28, 1929Tuning forkHAGLUND HAKON H.THE WESTERN UNION TELEGRAPH COMPANY
1722323July 30, 1929Wood preservativeCURTIN LEO PWESTERN UNION TELEGRAPH CO
1724803August 13, 1929Cable telegraphyNELSON CRESCENT FWESTERN UNION TELEGRAPH CO
1729053September 24, 1929Electrical protective deviceROVERE LEWIS H ; MOTT EVERETT V ; AYERS ROBERT CWESTERN UNION TELEGRAPH CO
1733026October 22, 1929Automatic selective pneumatic-tube-carrier relayMCGUINNESS WILLIAM V ; CHULSTROM JOHN MWESTERN UNION TELEGRAPH CO
1735838November 12, 1929Remote control of selector apparatusSTEARNS CHARLES FWESTERN UNION TELEGRAPH CO
1738427December 3, 1929Conveyer systemGRIFFITH FRANCIS ; BIRKMEYER PAUL J. ; LIFE HAROLD G.THE WESTERN UNION TELEGRAPH COMPANY
1743000January 7, 1930Desk clip for message blanksMEADER RALPH IWESTERN UNION TELEGRAPH CO
1744566January 21, 1930Ground-resistance test setMOTT EVERETT V ; ROVERE LEWIS H ; ROWLAND DAVIDGE HWESTERN UNION TELEGRAPH CO
1745786February 4, 1930Pneumatic dispatch carrierDRENKARD JR ADAMWESTERN UNION TELEGRAPH CO
1747084February 11, 1930Earth-current corrector for cable signalsRIDGE GUY HWESTERN UNION TELEGRAPH CO
1747853February 18, 1930Preventing distorted signals and wandering zero in cable telegraphyHERBERT ANGELWESTERN UNION TELEGRAPH CO
1749739March 4, 1930Carrier-wave telegraphic transmission systemFLUHARTY WILLIAM GWESTERN UNION TELEGRAPH CO
1749738March 4, 1930Automatic stroke-corrector circuitFINN ALFRED J ; MYER PERCY LWESTERN UNION TELEGRAPH CO
1749735March 4, 1930Multiplex telegraph systemHAGLUND HAKON HWESTERN UNION TELEGRAPH CO
1750361March 11, 1930Speed-adjusting device for motor governorsROTHERMEL SAMUEL W ; HEWITT ERNEST WWESTERN UNION TELEGRAPH CO
1754985April 15, 1930Telegraph-printer tape-feed mechanismDIRKES ROBERT F ; WHEELER EVAN RWESTERN UNION TELEGRAPH CO
1754628April 15, 1930Locating faults on messenger-call circuitsJANSON GEORGE WWESTERN UNION TELEGRAPH CO
1755485April 22, 1930Multichannel telegraph cable systemNELSON CRESCENT FWESTERN UNION TELEGRAPH CO
1758900May 13, 1930Superimposed telegraph circuitsMORGENSTERN RONALD VWESTERN UNION TELEGRAPH CO
1762795June 10, 1930Combination telegraph transmitter and regeneratorCHRISSIE PERRY WILLIAMWESTERN UNION TELEGRAPH CO
1765042June 17, 1930Automatic tape-controlled transmission for tickersWHEELER EVAN RWESTERN UNION TELEGRAPH CO
1766919June 24, 1930Duplex telegraph systemMILNOR JOSEPH W ; CANNON WILLIAM DWESTERN UNION TELEGRAPH CO
1769524July 1, 1930Sectionalizing and terminating lead sheath cablesMAMPLE ADOLPH ZWESTERN UNION TELEGRAPH CO
1770370July 8, 1930Messenger call boxJANSON GEORGE W.THE WESTERN UNION TELEGRAPH COMPANY
1770099July 8, 1930Guide for belt conveyersD HUMY FERNAND E ; CREEDON MICHAEL VWESTERN UNION TELEGRAPH CO
1770888July 15, 1930Coupon-feed mechanism for telegraph printersLONG JAMES W ; SORTORE EMERSON JWESTERN UNION TELEGRAPH CO
1773371August 19, 1930Duplex telegraph systemMILNOR JOSEPH W ; CANNON WILLIAM DWESTERN UNION TELEGRAPH CO
1773370August 19, 1930Reducing interference in submarine cablesMILNOR JOSEPH W ; CRAMER CLIFFORD HWESTERN UNION TELEGRAPH CO
1773336August 19, 1930Central-battery duplex telegraph systemALBERT ATHERTONWESTERN UNION TELEGRAPH CO
1773325August 19, 1930Telegraph keyROBERT STEENECKWESTERN UNION TELEGRAPH CO
1774292August 26, 1930Moistureproof and gas-tight dam for lead-sheath cablesREED LELAND AWESTERN UNION TELEGRAPH CO
1774971September 2, 1930Coupon-printing telegraph machineHAUPT FRANK J ; SORTORE EMERSON JWESTERN UNION TELEGRAPH CO
1776219September 16, 1930Signal-relay systemFLUHARTY WILLIAM GWESTERN UNION TELEGRAPH CO
1776068September 16, 1930Selective pneumatic-tube carrierFRANCIS WILLIAM HWESTERN UNION TELEGRAPH CO
1775687September 16, 1930Measuring the efficiency of telegraph transmissionMILNOR JOSEPH W ; BRAMHALL FAY BWESTERN UNION TELEGRAPH CO
1775686September 16, 1930Measuring resistance of ground connectionsMILNOR JOSEPH WWESTERN UNION TELEGRAPH CO
1776697September 23, 1930Multiple sending and receiving device for pneumatic-tube systemsMCGUINNESS WILLIAM V ; CHULSTROM JOHN M ; FRANCIS WILLIAM HWESTERN UNION TELEGRAPH CO
1778679October 14, 1930Call-distributing systemLIGHT GEORGE G ; DRAKE HERBERT W ; RUDD MAURICE A ; BLANTON WILLIAM BWESTERN UNION TELEGRAPH CO
1780118October 28, 1930Combined sectional operating-table unit and conveyer sectionD HUMY FERNAND EWESTERN UNION TELEGRAPH CO
1784968December 16, 1930Pneumatic-tube systemMCGUINNESS WILLIAM VWESTERN UNION TELEGRAPH CO
1784967December 16, 1930Single selector relay for pneumatic-tube systemsMCGUINNESS WILLIAM VWESTERN UNION TELEGRAPH CO
1786343December 23, 1930Universal drag conveyerFRANCIS GRIFFITHWESTERN UNION TELEGRAPH CO
1788316January 6, 1931Superposed telegraph system and bridge duplex set for use with such systemsMORGENSTERN RONALD VWESTERN UNION TELEGRAPH CO
1788477January 13, 1931Interpolating signal in high-speed telegraph circuitsWOODWARD MARION HWESTERN UNION TELEGRAPH CO
1790150January 27, 1931Means of phasingRAY HOOVER ; DIRKES ROBERT FWESTERN UNION TELEGRAPH CO
1793319February 17, 1931Method of multiple transmissionRAY HOOVER ; DIRKES ROBERT FWESTERN UNION TELEGRAPH CO
1793953February 24, 1931Drag conveyerD HUMY FERNAND E ; ALEXANDER PLAUSICSWESTERN UNION TELEGRAPH CO
1797667March 24, 1931Metallic battery supply from grounded sourcesMORGENSTERN RONALD VWESTERN UNION TELEGRAPH CO
1800195April 7, 1931Tape-feeding mechanism for telegraph printersPORTER JAMES F ; FRANKLIN LAURENCE WWESTERN UNION TELEGRAPH CO
1800190April 7, 1931Coupon-feed-control mechanism for keyboard transmittersLONG JAMES WWESTERN UNION TELEGRAPH CO
1800056April 7, 1931Matching speed of receiving rotating element from telegraph code signalsDIRKES ROBERT FWESTERN UNION TELEGRAPH CO
1799855April 7, 1931Coupling for pneumatic tubes, etc.MAMPLE ADOLPH Z.THE WESTERN UNION TELEGRAPH COMPANY
1802244April 21, 1931Duplex balance indicatorFLUHARTY WILLIAM GWESTERN UNION TELEGRAPH CO
1802240April 21, 1931Operating simplex printers in a multiplex systemDIRKES ROBERT F ; KIMBALL VERNON R ; LONG JAMES WWESTERN UNION TELEGRAPH CO
1801906April 21, 1931Belt conveyerD HUMY FERNAND E ; BIRKMEYER PAUL J ; FRANCIS GRIFFITHWESTERN UNION TELEGRAPH CO
1801884April 21, 1931Telegraph coupon printerSORTORE EMERSON JWESTERN UNION TELEGRAPH CO
1801348April 21, 1931Automatic call signal and motor control for simplex printersHEWITT ERNEST WWESTERN UNION TELEGRAPH CO
1803304April 28, 1931Call signal and motor control for simplex printersROTHERMEL SAMUEL W ; HEWITT ERNEST WWESTERN UNION TELEGRAPH CO
1804327May 5, 1931Concentration circuit for simplex printersDRAKE HERBERT W ; BLANTON WILLIAM BWESTERN UNION TELEGRAPH CO
1804302May 5, 1931High speed fork regenerating repeater for telegraph systemsHERBERT ANGEL ; ROBINSON JAMES WWESTERN UNION TELEGRAPH CO
1805374May 12, 1931Distributor-transmitter for simplex telegraph circuitsROTHERMEL SAMUEL WWESTERN UNION TELEGRAPH CO
1805351May 12, 1931Repeating apparatus for concentration unitsALBERT ATHERTONWESTERN UNION TELEGRAPH CO
1805349May 12, 1931Signal distortion indicatorWISE RALEIGH JWESTERN UNION TELEGRAPH CO
1807368May 26, 1931Method of and apparatus for operating cable telegraph systemsHERBERT ANGEL ; ROBINSON JAMES WWESTERN UNION TELEGRAPH CO
1809722June 9, 1931Superposed telegraph systemMORGENSTERN RONALD V ; TETER PAUL EWESTERN UNION TELEGRAPH CO
1809664June 9, 1931Correcting distortion and interpolating impulses in cable telegraphyHERBERT ANGELWESTERN UNION TELEGRAPH CO
1809560June 9, 1931Artificial line networkMILNOR JOSEPH WWESTERN UNION TELEGRAPH CO
1810809June 16, 1931Synchronous telegraph systemHERBERT ANGEL ; ROBINSON JAMES WWESTERN UNION TELEGRAPH CO
1811824June 23, 1931Vacuum tube repeater and terminal set for superposed telegraph systemsMORGENSTERN RONALD VWESTERN UNION TELEGRAPH CO
1811770June 23, 1931Projecting apparatusWHEELER EVAN RWESTERN UNION TELEGRAPH CO
1812824June 30, 1931Telegraph repeaterFERGUSON CYRUS CWESTERN UNION TELEGRAPH CO
1814947July 14, 1931Automatic selective pneumatic tube carrier relayMCGUINNESS WILLIAM V ; FRANCIS WILLIAM HWESTERN UNION TELEGRAPH CO
1814931July 14, 1931Switchboard signal systemJANSON GEORGE WWESTERN UNION TELEGRAPH CO
1814902July 14, 1931Telegraph system for dividing received intelligence into groupsDIRKES ROBERT FWESTERN UNION TELEGRAPH CO
1814899July 14, 1931Busy trunk line signal systemDEMONET EUGENE A ; COPENHAVER PRESTON SWESTERN UNION TELEGRAPH CO
1814222July 14, 1931Pneumatic tube systemMOREHOUSE HARRY WWESTERN UNION TELEGRAPH CO
1815786July 21, 1931Printing telegraph control circuitLONG JAMES WWESTERN UNION TELEGRAPH CO
1815629July 21, 1931Artificial line networkMILNOR JOSEPH W ; CANNON WILLIAM DWESTERN UNION TELEGRAPH CO
1815969July 28, 1931Synchronous communication systemDIRKES ROBERT FWESTERN UNION TELEGRAPH CO
1817738August 4, 1931Jack panel unitDEMONET EUGENE A ; COPENHAVER PRESTON SWESTERN UNION TELEGRAPH CO
1817737August 4, 1931Potential distributing blockDEMONET EUGENE A ; COPENHAVER PRESTON SWESTERN UNION TELEGRAPH CO
1817717August 4, 1931Rotary distributorROBERT STEENECKWESTERN UNION TELEGRAPH CO
1817702August 4, 1931Combining alternating current channels with superposed telegraph circuitsMORGENSTERN RONALD VWESTERN UNION TELEGRAPH CO
1818951August 11, 1931Duct rodHARRALL EDWIN R ; PARROTT ROBERT DWESTERN UNION TELEGRAPH CO
1823761September 15, 1931Hand tape moistenerPORTER JAMES FWESTERN UNION TELEGRAPH CO
1826379October 6, 1931Transfer means for belt conveyersBIRKMEYER PAUL J. ; CREEDON MICHAEL V. ; CHADBOURNE WILLIAM C.THE WESTERN UNION TELEGRAPH COMPANY
1827652October 13, 1931Tape feed mechanism for printing telegraph apparatusHAGLUND HAKON H ; DICKEY ALBERT WWESTERN UNION TELEGRAPH CO
1826928October 13, 1931Duplex telegraph systemFOSTER LEE RWESTERN UNION TELEGRAPH CO
1828660October 20, 1931Method of and apparatus for driving tuning forksHOMER EDWARD C ; BUCKINGHAM WILLIAM DWESTERN UNION TELEGRAPH CO
1829653October 27, 1931Means for sending alternating currents to multiplex linesRAY HOOVER ; DIRKES ROBERT FWESTERN UNION TELEGRAPH CO
1830700November 3, 1931Tape perforator and transmitterRAY HOOVER ; HAUPT FRANK JWESTERN UNION TELEGRAPH CO
1831700November 10, 1931Message copyholder and gumming desk for printing telegraph machinesBLANCHARD ROLLA F ; PORTER JAMES F ; GEORGE MARXWESTERN UNION TELEGRAPH CO
1832722November 17, 1931Shaping arrangement for metallic telegraph circuitsMORGENSTERN RONALD V ; ERICKSON GEORGE LWESTERN UNION TELEGRAPH CO
1833874November 24, 1931Clearing out strap for belt conveyersGRIFFITH FRANCIS ; SMITH MAURICE B.THE WESTERN UNION TELEGRAPH COMPANY
1834910December 1, 1931Call signal and motor control box for simplex printersBLANTON WILLIAM BWESTERN UNION TELEGRAPH CO
1834841December 1, 1931Means for taking outgoing printed recordsRAY HOOVER ; DIRKES ROBERT FWESTERN UNION TELEGRAPH CO
1834828December 1, 1931Printing telegraph systemDIRKES ROBERT F ; POMEROY ARTHUR LWESTERN UNION TELEGRAPH CO
1836000December 8, 1931Repeater for signaling circuitsMORGENSTERN RONALD VWESTERN UNION TELEGRAPH CO
1835996December 8, 1931Strap conveyer aligning mechanismCREEDON MICHAEL V ; MCGUINNESS WILLIAM VWESTERN UNION TELEGRAPH CO
1836575December 15, 1931Method of neutralizing disturbing frequencies in communication circuitsCANNON WILLIAM DWESTERN UNION TELEGRAPH CO
1842122January 19, 1932Telegraph tape transmitterROTHERMEL SAMUEL WWESTERN UNION TELEGRAPH CO
1841856January 19, 1932Duplex repeater systemTETER PAUL EWESTERN UNION TELEGRAPH CO
1843909February 9, 1932Start stop printing telegraph systemHERBERT ANGEL ; ROBINSON JAMES WWESTERN UNION TELEGRAPH CO
1845994February 16, 1932Signal distortion indicatorWISE RALEIGH JWESTERN UNION TELEGRAPH CO
1845993February 16, 1932Electrical timing deviceWISE RALEIGH JWESTERN UNION TELEGRAPH CO
1845992February 16, 1932High speed single current relayWISE RALEIGH J.THE WESTERN UNION TELEGRAPH COMPANY
1845979February 16, 1932Preventing feed-back in amplifier tubes having common plate supplyHYNEMAN JOHN RWESTERN UNION TELEGRAPH CO
1848022March 1, 1932Polar relayMILNOR JOSEPH W ; DEMONET EUGENE A ; BRAMHALL FAY BWESTERN UNION TELEGRAPH CO
1849994March 15, 1932Cable fault detection and telephone systemRUDD MAURICE A ; MAMPLE ADOLPH ZWESTERN UNION TELEGRAPH CO
1851956March 29, 1932Method of and apparatus for signaling in high speed telegraph systemsDIRKES ROBERT FWESTERN UNION TELEGRAPH CO
1851838March 29, 1932Tape reperforatorRAY HOOVER ; HAUPT FRANK JWESTERN UNION TELEGRAPH CO
1853005April 5, 1932Repeater systemMORGENSTERN RONALD VWESTERN UNION TELEGRAPH CO
1855153April 19, 1932Automatic timing control for manually operated transmitters for ticker or step-by-step telegraph systemsMYER PERCY LWESTERN UNION TELEGRAPH CO
1855841April 26, 1932System for collecting and disseminating informationLONG JAMES W ; WHEELER EVAN RWESTERN UNION TELEGRAPH CO
1855380April 26, 1932Corrector circuit for synchronous telegraph systemsBREYFOGEL ALBERT WWESTERN UNION TELEGRAPH CO
1856985May 3, 1932Regenerative repeater for start-stop systems of automatic telegraphyDIRKES ROBERT F ; ANDERSON JR JAMES NWESTERN UNION TELEGRAPH CO
1856331May 3, 1932Corrector system for synchronous telegraph apparatusHAGLUND HAKON HWESTERN UNION TELEGRAPH CO
1859165May 17, 1932Automatic tape cut-offPORTER JAMES F ; GEORGE MARXWESTERN UNION TELEGRAPH CO
1858320May 17, 1932Transfer mechanism for strap conveyersBEARDSLEY BRUCE ; CHADBOURNE WILLIAM C.THE WESTERN UNION TELEGRAPH COMPANY
1860343May 24, 1932Multiple turret simplex printer concentration circuitLIGHT GEORGE GWESTERN UNION TELEGRAPH CO
1861414May 31, 1932Quotation board printing unitRAY HOOVER ; WHEELER EVAN RWESTERN UNION TELEGRAPH CO
1862474June 7, 1932Synchronizing and phase indicating deviceFLUHARTY WILLIAM G. ; NOXON PAUL A.THE WESTERN UNION TELEGRAPH COMPANY
1863479June 14, 1932Rub out signal deleter for tape transmittersRAY HOOVER ; JOSEPH HAUPT FRANKWESTERN UNION TELEGRAPH CO
1864494June 21, 1932Method of operating a channel of differential cable code over a channel of a multiplex circuitNELSON CRESCENT FWESTERN UNION TELEGRAPH CO
1874187August 30, 1932Automatic means for changing timing intervalsHAGLUND HAKON HWESTERN UNION TELEGRAPH CO
1880906October 4, 1932Multiplex extended channel systemDUERR KARL B ; BROYLES HARMON EWESTERN UNION TELEGRAPH CO
1880824October 4, 1932Switchboard jackCOPENHAVER PRESTON S ; DEMONET EUGENE A ; CALLAHAN WILLIAM FWESTERN UNION TELEGRAPH CO
1880796October 4, 1932Vacuum tube telegraph repeaterCASE HARLOW MWESTERN UNION TELEGRAPH CO
1880724October 4, 1932Method of locating an operator working any lineBLANTON WILLIAM BWESTERN UNION TELEGRAPH CO
1880723October 4, 1932Message distributing system for simplex printer concentration unitsBLANTON WILLIAM BWESTERN UNION TELEGRAPH CO
1880722October 4, 1932Call distributing system for concentration circuitsBLANTON WILLIAM BWESTERN UNION TELEGRAPH CO
1881787October 11, 1932Method of perforating the lead sheathing of conductor cablesMAMPLE ADOLPH Z ; HOBERT EDWARD JWESTERN UNION TELEGRAPH CO
1881758October 11, 1932Two-channel fork-controlled receiving and repeating apparatus for telegraph systemsLONGLAND HERBERT AWESTERN UNION TELEGRAPH CO
1881757October 11, 1932Telegraph transmitting apparatusLONG JAMES W ; ROBERT STEENECKWESTERN UNION TELEGRAPH CO
1881739October 11, 1932Concentration circuit for simplex printersLIGHT GEORGE GWESTERN UNION TELEGRAPH CO
1881622October 11, 1932System for testing and recording the condition of clock setting circuitsJANSON GEORGE W ; CALLAHAN WILLIAM FWESTERN UNION TELEGRAPH CO
1881585October 11, 1932Quotation board printing unitRAY HOOVER ; WHEELER EVAN RWESTERN UNION TELEGRAPH CO
1881458October 11, 1932Telegraph receiving or repeating circuitFROST ALBERT EWESTERN UNION TELEGRAPH CO
1881453October 11, 1932Telegraph printer exchange systemFRANKLIN LAURENCE WWESTERN UNION TELEGRAPH CO
1881452October 11, 1932Automatic stop for telegraph transmittersFRANKLIN LAURENCE WWESTERN UNION TELEGRAPH CO
1883102October 18, 1932Automatic rider circuitsTETER PAUL EWESTERN UNION TELEGRAPH CO
1882818October 18, 1932Direction control switch for transmission over submarine cablesHAGLUND HAKON HWESTERN UNION TELEGRAPH CO
1882817October 18, 1932Telegraph carrier systemHAGLUND HAKON HWESTERN UNION TELEGRAPH CO
1895569January 31, 1933Production of protective coatings on iron and steel articlesCURTIN LEO P ; KLINE BERNARD LWESTERN UNION TELEGRAPH CO
1895568January 31, 1933Rust proofing iron and steel articlesCURTIN LEO P ; KLINE BERNARD LWESTERN UNION TELEGRAPH CO
1899674February 28, 1933Process for the production of ferric oxalateCURTIN LEO PWESTERN UNION TELEGRAPH CO
1901318March 14, 1933Means for balancing cables equipped with a long sea-earthMILNOR JOSEPH WWESTERN UNION TELEGRAPH CO
1901296March 14, 1933Multiplex telegraph systemHAGLUND HAKON HWESTERN UNION TELEGRAPH CO
1902170March 21, 1933Dividing received intelligence into two or more groupsKIMBALL VERNON RWESTERN UNION TELEGRAPH CO
1904265April 18, 1933Automatic operator indicator for busy lines at central officesBLANTON WILLIAM BWESTERN UNION TELEGRAPH CO
1909201May 16, 1933Printing telegraph systemLONG JAMES W ; ROBERT STEENECKWESTERN UNION TELEGRAPH CO
1911158May 23, 1933Discharge for drac conveyersLIHE MAROLD GWESTERN UNION TELEGRAPH CO
1911133May 23, 1933Self-biasing relay circuitPOLLARD LEON GWESTERN UNION TELEGRAPH CO
1910593May 23, 1933Process of forming oxalate coatings on iron and steel articlesCURTIN LEO PWESTERN UNION TELEGRAPH CO
1910122May 23, 1933Ticker systemMYER PERCY L ; ROBERT STEENECKWESTERN UNION TELEGRAPH CO
1912343May 30, 1933Tuning fork temperature compensation and frequency adjustmentBUCKINGHAM WILLIAM DWESTERN UNION TELEGRAPH CO
1912183May 30, 1933Transmitter for automatic telegraph systemsDIRKES ROBERT F ; WHEELER EVAN RWESTERN UNION TELEGRAPH CO
1913331June 6, 1933Tuning fork driveBUCKINGHAM WILLIAM DWESTERN UNION TELEGRAPH CO
1913307June 6, 1933Telegraph system adapted for ocean cable telegraphyHAGLUND HAKON HWESTERN UNION TELEGRAPH CO
1914328June 13, 1933Telegraph repeater for uniform impulse codeHAGLUND HAKON HWESTERN UNION TELEGRAPH CO
1914114June 13, 1933Electrolytic cellESTES PHILLIP HWESTERN UNION TELEGRAPH CO
1916168June 27, 1933Telegraph receiving apparatusDIRKES ROBERT F ; WHEELER EVAN RWESTERN UNION TELEGRAPH CO
1917195July 4, 1933Extended channel systemNOXON PAUL AWESTERN UNION TELEGRAPH CO
1918203July 11, 1933Speed governor for alternating current motorsWISE RALEIGH JWESTERN UNION TELEGRAPH CO
1918199July 11, 1933Electric switchWARD HARLEY MWESTERN UNION TELEGRAPH CO
1919175July 18, 1933Terminal for drag conveyersSMITH MAURICE BWESTERN UNION TELEGRAPH CO
1919169July 18, 1933Drag conveyer dischargePLAUSICS ALEXANDERTHE WESTERN UNION TELEGRAPH COMPANY
1919161July 18, 1933Pilot lamp arrangement for multiplex telegraph printersFRANKLIN LAURENCE W ; MAUS FRANK JWESTERN UNION TELEGRAPH CO
1921990August 8, 1933Motor control circuit for telegraph printersHEWITT ERNEST W ; ROTHERMEL SAMUEL WWESTERN UNION TELEGRAPH CO
1923052August 15, 1933Pneumatic conveyer relay or terminalCHULSTROM JOHN MWESTERN UNION TELEGRAPH CO
1924050August 22, 1933Correcting mechanism for synchronous apparatusPIERSON OSCAR EWESTERN UNION TELEGRAPH CO
1928586September 26, 1933Machine switching for printer concentrator circuitsBLANTON WILLIAM BWESTERN UNION TELEGRAPH CO
1928482September 26, 1933Conveyer transfer mechanismCREEDON MICHAEL VWESTERN UNION TELEGRAPH CO
1928478September 26, 1933Printing telegraph systemBREYFOGEL ALBERT WWESTERN UNION TELEGRAPH CO
1929947October 10, 1933Cable signal repeaterHAGLUND HAKON HWESTERN UNION TELEGRAPH CO
1931790October 24, 1933Receiving recorderDIRKES ROBERT F ; KIMBALL VERNON RWESTERN UNION TELEGRAPH CO
1931789October 24, 1933Speed-counting stroboscopeDICKEY ALBERT WWESTERN UNION TELEGRAPH CO
1933526October 31, 1933System for testing clock setting circuitsJANSON GEORGE W. ; CALLAHAN WILLIAM F.THE WESTERN UNION TELEGRAPH COMPANY
1932997October 31, 1933Carrier current telegraphyWILDER HAROLD FWESTERN UNION TELEGRAPH CO
1932977October 31, 1933Display apparatus for bulletin printersLONG JAMES W ; COLLINGS THOMAS GWESTERN UNION TELEGRAPH CO
1932665October 31, 1933Regenerative repeaterHICKS RAYMOND M ; LEROY EVERETT R ; COLLINGS FREDERICK CWESTERN UNION TELEGRAPH CO
TELEREGISTER CORP
1934617November 7, 1933Conveyer systemBIRKMEYER PAUL JWESTERN UNION TELEGRAPH CO
1934059November 7, 1933Transfer mechanism for belt conveyersFRANCIS GRIFFITH ; ARSDALE ELVIN R VANWESTERN UNION TELEGRAPH CO
1936956November 28, 1933Combined perforating and printing mechanismROTHERMEL SAMUEL WWESTERN UNION TELEGRAPH CO
1936947November 28, 1933Telegraph systemMORGENSTERN RONALD V ; HACKENBERG JOHN HWESTERN UNION TELEGRAPH CO
1937894December 5, 1933Time service synchronizing systemJANSON GEORGE WWESTERN UNION TELEGRAPH CO
1941144December 26, 1933Strap conveyer systemBRUCE BEARDSLEY ; CHADBOURNE WILLIAM C ; SMITH MAURICE BWESTERN UNION TELEGRAPH CO
1941123December 26, 1933Drag conveyer discharge deflectorWRIGHT WALTER JWESTERN UNION TELEGRAPH CO
1941102December 26, 1933Balancing ocean cableMILNOR JOSEPH WWESTERN UNION TELEGRAPH CO
1941916January 2, 1934Combined keyboard transmitter and perforated tape transmitterROTHERMEL SAMUEL WWESTERN UNION TELEGRAPH CO
1941904January 2, 1934Tape easel for page printersLONG JAMES W ; COLLINGS THOMAS GWESTERN UNION TELEGRAPH CO
1943683January 16, 1934Signal repeaterLONG JAMES WWESTERN UNION TELEGRAPH CO
1943654January 16, 1934Monitor printer system for quotation boardsCOLLINGS FREDERICK CWESTERN UNION TELEGRAPH CO
1945475January 30, 1934Conveyer transfer mechanismBRUCE BEARDSLEYWESTERN UNION TELEGRAPH CO
1945470January 30, 1934Signal transmitting apparatusROBERT STEENECKWESTERN UNION TELEGRAPH CO
1944888January 30, 1934Telegraph systemHAGLUND HAKON HWESTERN UNION TELEGRAPH CO
1946909February 13, 1934Stock quotation boardRAY HOOVER ; WHEELER EVAN RWESTERN UNION TELEGRAPH CO
1946907February 13, 1934System for repeating or relaying telegraph signalsHAGLUND HAKON H ; MORGENSTERN RONALD VWESTERN UNION TELEGRAPH CO
1947984February 20, 1934Telegraph repeating and receiving apparatusHAGLUND HAKON HWESTERN UNION TELEGRAPH CO
1949878March 6, 1934Platen for tape printing machinesPORTER JAMES FWESTERN UNION TELEGRAPH CO
1950812March 13, 1934Distributing centerALEXANDER PLAUSICSWESTERN UNION TELEGRAPH CO
1951570March 20, 1934Automatic editing system for controlling printing telegraph machinesDIRKES ROBERT F ; KIMBALL VERNON RWESTERN UNION TELEGRAPH CO
1952513March 27, 1934Quotation board indicating apparatusREYNOLDS MARVIN JWESTERN UNION TELEGRAPH CO
1954626April 10, 1934Signaling systemJANSON GEORGE WWESTERN UNION TELEGRAPH CO
1954624April 10, 1934Balancing and testing telegraph circuitsHACKENBERG JOHN HWESTERN UNION TELEGRAPH CO
1954621April 10, 1934Telegraph transmitting systemDIRKES ROBERT F ; KIMBALL VERNON RWESTERN UNION TELEGRAPH CO
1955090April 17, 1934Tape lifter for hand tape moistenersPORTER JAMES FWESTERN UNION TELEGRAPH CO
1956538April 24, 1934Measuring resistance of distant grounds from alpha central officeRIDINGS GARVICE H ; AGNEW EDWARD JWESTERN UNION TELEGRAPH CO
1956534April 24, 1934Sealed terminal for insulated cablesMAMPLE ADOLPH ZWESTERN UNION TELEGRAPH CO
1958361May 8, 1934Method of locating faults in cable conductorsESTES PHILLIP H ; ORRIS MCGINNISWESTERN UNION TELEGRAPH CO
1961111May 29, 1934Switchboard terminal blockROVERE LEWIS H ; MOTT EVERETT VWESTERN UNION TELEGRAPH CO
1960577May 29, 1934Projecting systemDIRKES ROBERT FWESTERN UNION TELEGRAPH CO
1962713June 12, 1934Double drag conveyerFRANCIS GRIFFITHWESTERN UNION TELEGRAPH CO
1963618June 19, 1934Telegraph receiving systemFLUHARTY WILLIAM GWESTERN UNION TELEGRAPH CO
1966386July 10, 1934Method and means of transposing signals from one code to anotherHAGLUND HAKON HWESTERN UNION TELEGRAPH CO
1966354July 10, 1934High speed telegraph systemNOXON PAUL AWESTERN UNION TELEGRAPH CO
1967183July 17, 1934Balancing ocean cablesCANNON WILLIAM D ; MILNOR JOSEPH WWESTERN UNION TELEGRAPH CO
1967177July 17, 1934Tape take-up control mechanismRAY HOOVER ; COLLINGS JR FRED CWESTERN UNION TELEGRAPH CO
1967175July 17, 1934Channel repeater for telegraph systemsHAGLUND HAKON HWESTERN UNION TELEGRAPH CO
1969692August 7, 1934Telegraph printing systemDIRKES ROBERT FWESTERN UNION TELEGRAPH CO
1969483August 7, 1934Telegraph repeaterSPARKS WILLIAM SWESTERN UNION TELEGRAPH CO
1969467August 7, 1934News and advertising projection systemLONG JAMES W. ; STEENECK ROBERTTHE WESTERN UNION TELEGRAPH COMPANY
1969461August 7, 1934Display apparatusHEWITT ERNEST WWESTERN UNION TELEGRAPH CO
1969440August 7, 1934Telegraph recording and projecting systemWHEELER EVAN R ; DIRKES ROBERT FWESTERN UNION TELEGRAPH CO
1969297August 7, 1934Tape control for projectorsDIRKES ROBERT F ; ROBERTS GEORGE IWESTERN UNION TELEGRAPH CO
1969073August 7, 1934Mechanism for straightening sheet materialHAMRE JOHN AWESTERN UNION TELEGRAPH CO
1968818August 7, 1934Tape control for projectorsDIRKES ROBERT F ; ROBERTS GEORGE IWESTERN UNION TELEGRAPH CO
1969992August 14, 1934Protector for electric circuitsROVERE LEWIS H ; MOTT EVERETT V ; AYERS ROBERT CWESTERN UNION TELEGRAPH CO
1971148August 21, 1934Signal distortion indicator for start-stop telegraph systemsWISE RALEIGH JWESTERN UNION TELEGRAPH CO
1971146August 21, 1934Electrical protective deviceROVERE LEWIS H ; ESTES PHILLIP H ; MILNOR JOSEPH WWESTERN UNION TELEGRAPH CO
1971755August 28, 1934Signal repeaterMILLAR JULIAN ZWESTERN UNION TELEGRAPH CO
1972341September 4, 1934Quotation board system and apparatusRAY HOOVER ; WHEELER EVAN RWESTERN UNION TELEGRAPH CO
1972326September 4, 1934System for automatically detecting errors in telegraph receptionHERBERT ANGELWESTERN UNION TELEGRAPH CO
1973041September 11, 1934Drag conveyer and beltBIRKMEYER PAUL J.THE WESTERN UNION TELEGRAPH COMPANY
1975367October 2, 1934Keyboard transmitterMAUS FRANK J ; FRANKLIN LAWRENCE WWESTERN UNION TELEGRAPH CO
1976398October 9, 1934Electrical selecting and indicating systemRAY HOOVERWESTERN UNION TELEGRPAH COMPAN
1977120October 16, 1934Optical system for ticker tape projectorsDIRKES ROBERT F ; CLARK FRANCES HWESTERN UNION TELEGRAPH CO
1977886October 23, 1934Belt conveyerMILLER STEPHEN AWESTERN UNION TELEGRAPH CO
1979284November 6, 1934Electrical protective systemROVERE LEWIS H ; ESTES PHILLIP HWESTERN UNION TELEGRAPH CO
1979256November 6, 1934Electrical protective systemESTES PHILLIP HWESTERN UNION TELEGRAPH CO
1980324November 13, 1934Web controlling mechanism for page projectorsDIRKES ROBERT F ; ROLLINS WENTWORTHWESTERN UNION TELEGRAPH CO
1980160November 13, 1934Projector for type bar printersBENJAMIN GEORGE R ; LONG JAMES WWESTERN UNION TELEGRAPH CO
1983042December 4, 1934Splice for lead sheathed cablesMAMPLE ADOLPH ZWESTERN UNION TELEGRAPH CO
1984254December 11, 1934Preservation of woodCURTIN LEO P ; WILLIAM THORDARSONWESTERN UNION TELEGRAPH CO
1983905December 11, 1934Divided channel systemRAY HOOVER ; COLLINGS FREDERICK CWESTERN UNION TELEGRAPH CO
1983904December 11, 1934Type aligning apparatusHEWITT ERNEST WWESTERN UNION TELEGRAPH CO
1985850December 25, 1934Drag conveyerBRUCE BEARDSLEYWESTERN UNION TELEGRAPH CO
1992363February 26, 1935Testing apparatusERICKSON GEORGE L.THE WESTERN UNION TELEGRAPH COMPANY
1996042March 26, 1935Measurement of telegraph interferenceERICKSON GEORGE L. ; HACKENBERG JOHN H.THE WESTERN UNION TELEGRAPH COMPANY
1997360April 9, 1935Twisted strap conveyerCROZIER FRANKLYNTHE WESTERN UNION TELEGRAPH COMPANY
1999771April 30, 1935Apparatus for testing integrity of lead sheathed cablesMAMPLE ADOLPH ZWESTERN UNION TELEGRAPH CO
2009973July 30, 1935Protecting electrical instruments from excessive electrical surgesNELSON CRESCENT FWESTERN UNION TELEGRAPH CO
2011145August 13, 1935Secret telegraph receiverCURRIE FRANK LWESTERN UNION TELEGRAPH CO
2014926September 17, 1935Oven heat cycle regulatorBUCKINGHAM WILLIAM D ; MILLAR JULIAN ZWESTERN UNION TELEGRAPH CO
2014908September 17, 1935Channel repeater for telegraph systemsNOXON PAUL AWESTERN UNION TELEGRAPH CO
2016268October 1, 1935Conveyer transferFRANCIS GRIFFITHWESTERN UNION TELEGRAPH CO
2016261October 1, 1935Telegraph systemWISE RALEIGH J ; JOSEPH SCHMIDWESTERN UNION TELEGRAPH CO
2016203October 1, 1935Carrier for pneumatic tube systemsELLERY IRVINGWESTERN UNION TELEGRAPH CO
2018102October 22, 1935Oscillatory grid-controlled detector or relayWATTS PRYOR L ; ELLER KEITH BWESTERN UNION TELEGRAPH CO
2019858November 5, 1935Removable closure assembly for pneumatic carriersELLERY IRVINGWESTERN UNION TELEGRAPH CO
2019857November 5, 1935Tape winding reelRAY HOOVERWESTERN UNION TELEGRAPH CO
2019855November 5, 1935Tape puller for projectorsHEWITT ERNEST W ; ROBERTS GEORGE IWESTERN UNION TELEGRAPH CO
2019847November 5, 1935Start-stop telegraph systemDIRKES ROBERT F ; WHEELER EVAN RWESTERN UNION TELEGRAPH CO
2023952December 10, 1935Selective market systemDIRKES ROBERT F ; MARSH MORRIS RWESTERN UNION TELEGRAPH CO
2025679December 24, 1935Tape puller controlDIRKES ROBERT F ; ROBERTS GEORGE IWESTERN UNION TELEGRAPH CO
2027026January 7, 1936Control means for telegraph printers and projectorsDIRKES ROBERT F ; WHEELER EVAN RWESTERN UNION TELEGRAPH CO
2029636February 4, 1936Selective signaling deviceRICKARD ERIC MWESTERN UNION TELEGRAPH CO
2030821February 11, 1936Page projector for recordersLONG JAMES W ; WHEELER EVAN RWESTERN UNION TELEGRAPH CO
2030814February 11, 1936Testing the susceptibility of telegraph lines to interferenceERICKSON GEORGE L ; CHRISTOFFEL JOHN JWESTERN UNION TELEGRAPH CO
2030812February 11, 1936Projection systemDIRKES ROBERT F ; ROBERT STEENECKWESTERN UNION TELEGRAPH CO
2031976February 25, 1936Synchronizing systemNOXON PAUL AWESTERN UNION TELEGRAPH CO
2034282March 17, 1936Tuning fork in vacuumBUCKINGHAM WILLIAM DWESTERN UNION TELEGRAPH CO
2034064March 17, 1936Stock selecting and indicating systemROBERT STEENECKWESTERN UNION TELEGRAPH CO
2043953June 9, 1936Deflection dynamometerHARRALL EDWIN R ; PARROTT ROBERT DWESTERN UNION TELEGRAPH CO
2046984July 7, 1936Interpolating circuitWILDER HAROLD FWESTERN UNION TELEGRAPH CO
2046964July 7, 1936Signal conversion in telegraph systemsNELSON CRESCENT FWESTERN UNION TELEGRAPH CO
2046962July 7, 1936Circuit protecting systemMOTT EVERETT VWESTERN UNION TELEGRAPH CO
2048311July 21, 1936Tape feed for printed stripsYORKE GEORGE M ; DIRKES ROBERT FWESTERN UNION TELEGRAPH CO
2053044September 1, 1936Regenerative repeater for telegraph systemsPIERSON OSCAR EWESTERN UNION TELEGRAPH CO
2053025September 1, 1936Synchronizing systemERICKSON GEORGE L ; TETER PAUL EWESTERN UNION TELEGRAPH CO
2053016September 1, 1936Controlling operating time of arc discharge devicesWILDER HAROLD FWESTERN UNION TELEGRAPH CO
2053749September 8, 1936Transmitter for stock quotation boardsROBERT STEENECKWESTERN UNION TELEGRAPH CO
2056919October 6, 1936Electrical contactLOWIS CASPERWESTERN UNION TELEGRAPH CO
2056452October 6, 1936Printing quotation boardHOOVER RAY ; WHEELER EVAN R.THE WESTERN UNION TELEGRAPH COMPANY
2056156October 6, 1936Constant temperature ovenBUCKINGHAM WILLIAM D ; PARKER LEIGHLAND FWESTERN UNION TELEGRAPH CO
2057680October 20, 1936Receiving channel assignerHAGLUND HAKON HWESTERN UNION TELEGRAPH CO
2060586November 10, 1936Automatic ticker-tape feed-out deviceMYER PERCY L.THE WESTERN UNION TELEGRAPH COMPANY
2060574November 10, 1936High speed composite systemHOWE PAUL J. ; HAMLETT ROBERT T. ; RUDD MAURICE A.THE WESTERN UNION TELEGRAPH COMPANY
2062986December 1, 1936Wire connecting sleeveBAXTER DONALD L.THE WESTERN UNION TELEGRAPH COMPANY
2064298December 15, 1936Regenerative repeaterDIRKES ROBERT F. ; KIMBALL VERNON R.THE WESTERN UNION TELEGRAPH COMPANY
2066276December 29, 1936Chuck or couplingHARRALL EDWIN R. ; REIS JOHN P.THE WESTERN UNION TELEGRAPH COMPANY
2067717January 12, 1937Plough for laying submarine cablesLAWTON CHESTER S. ; BLOOMER MELVILLE H.THE WESTERN UNION TELEGRAPH COMPANY
2069716February 2, 1937Drag conveyer systemBEARDSLEY BRUCE ; CREEDON MICHAEL V.THE WESTERN UNION TELEGRAPH COMPANY
2070822February 16, 1937Belt conveyerBEARDSLEY BRUCE ; CREEDON MICHAELTHE WESTERN UNION TELEGRAPH COMPANY
2071713February 23, 1937Terminal clip and distributing blockTERRILL JR JOHN BWESTERN UNION TELEGRAPH CO
2071698February 23, 1937Locating defects in cable sheathsMAMPLE ADOLPH Z.THE WESTERN UNION TELEGRAPH COMPANY
2073433March 9, 1937Tape affixing deviceJR. ROBERT S. WATTERSON,THE WESTERN UNION TELEGRAPH COMPANY
2074066March 16, 1937Motor operated indicator dialWHEELER EVAN R. ; SORTORE EMERSON J.THE WESTERN UNION TELEGRAPH COMPANY
2076493April 6, 1937Double strap conveyerBEARDSLEY BRUCETHE WESTERN UNION TELEGRAPH COMPANY
2078902April 27, 1937Call boxDEMONET EUGENE A.THE WESTERN UNION TELEGRAPH COMPANY
2080411May 18, 1937Thermionic oscillatorELLER KEITH B.THE WESTERN UNION TELEGRAPH COMPANY
2085541June 29, 1937Ticker-tape display apparatusMYER PERCY LWESTERN UNION TELEGRAPH CO
2085515June 29, 1937Method of and system for rectifying and increasing the frequency of alternating currentsSTEINMETZ ALFRED AWESTERN UNION TELEGRAPH CO
2088795August 3, 1937Nonskid floor waxKLINE BERNARD LWESTERN UNION TELEGRAPH CO
2090230August 17, 1937Submarine cable amplifying systemRANDALL GERALD A ; WHEELER LESTER BWESTERN UNION TELEGRAPH CO
2094570September 28, 1937Electric contactESTES PHILLIP H ; CLARK FRANCES HWESTERN UNION TELEGRAPH CO
2096401October 19, 1937Conductor loading systemMILNOR JOSEPH WWESTERN UNION TELEGRAPH CO
2099540November 16, 1937Insulator shieldSMITH DONALD HWESTERN UNION TELEGRAPH CO
2099527November 16, 1937Method of and apparatus for laying submarine cablesLAWTON CHESTER SWESTERN UNION TELEGRAPH CO
2100585November 30, 1937Belt conveyerBEARDSLEY BRUCE ; CREEDON MICHAEL V.THE WESTERN UNION TELEGRAPH COMPANY
2103761December 28, 1937Selecting systemWHEELER EVAN R ; SORTORE EMERSON JWESTERN UNION TELEGRAPH CO
2106693January 25, 1938Home record cut-out assemblyFRANKLIN LAWRENCE WWESTERN UNION TELEGRAPH CO
2106691January 25, 1938Printing telegraph systemDEMONET EUGENE AWESTERN UNION TELEGRAPH CO
2110003March 1, 1938Device for sealing holes in cable sheathsMAMPLE ADOLPH ZWESTERN UNION TELEGRAPH CO
2109989March 1, 1938Telegraph transmitting systemDIRKES ROBERT F ; ANDERSON JR JAMES NWESTERN UNION TELEGRAPH CO
2109982March 1, 1938Local correction of cable signalsWILDER HAROLD FWESTERN UNION TELEGRAPH CO
2116172May 3, 1938Composite setHYNEMAN JOHN R ; GOSE RALPH RWESTERN UNION TELEGRAPH CO
2117246May 10, 1938Electron discharge deviceHAGLUND HAKON HWESTERN UNION TELEGRAPH CO
2117241May 10, 1938Telegraph printerDIRKES ROBERT F ; WHEELER EVAN R ; KIMBALL VERNON RWESTERN UNION TELEGRAPH CO
2117773May 17, 1938Outlet moldingSTEINMETZ ALFRED AWESTERN UNION TELEGRAPH CO
2122387June 28, 1938Stock selecting and indicating systemWHEELER EVAN R ; SORTORE EMERSON JWESTERN UNION TELEGRAPH CO
2122367June 28, 1938Telegraph switching systemDIRKES ROBERT F ; KIMBALL VERNON RWESTERN UNION TELEGRAPH CO
2125704August 2, 1938Automatic duplex balance correctorWISE RALEIGH JWESTERN UNION TELEGRAPH CO
2125670August 2, 1938Duplex balance indicatorFLUHARTY WILLIAM GWESTERN UNION TELEGRAPH CO
2128680August 30, 1938Shaping signals in single current telegraph circuitsLIGHT GEORGE GWESTERN UNION TELEGRAPH CO
2128671August 30, 1938System of selector control for carrier conveyersDRENKARD JR ADAMWESTERN UNION TELEGRAPH CO
2131445September 27, 1938Releasing gearLAWTON CHESTER SWESTERN UNION TELEGRAPH CO
2131434September 27, 1938Sending channel assignerHAGLUND HAKON HWESTERN UNION TELEGRAPH CO
2131424September 27, 1938Selective voice frequency relayBECHBERGER PAUL F ; THOMPSON CHARLES S ; FREDERICK HOLBORNWESTERN UNION TELEGRAPH CO
2135377November 1, 1938Telegraph transmitterDIRKES ROBERT F. ; ROBERTS GEORGE L.THE WESTERN UNION TELEGRAPH COMPANY
2135376November 1, 1938Telegraph printerKIMBALL VERNON R. ; DIRKES ROBERT F.WESTERN UNION TELEGRAPH COMPANY
2135375November 1, 1938Telegraph printerKIMBALL VERNON R. ; DIRKES ROBERT F. ; WHEELER EVAN R.THE WESTERN UNION TELEGRAPH COMPANY
2135374November 1, 1938Mechanical correctorWHEELER EVAN R. ; KIMBALL VERNON R. ; DIRKES ROBERT F.THE WESTERN UNION TELEGRAPH COMPANY
2134722November 1, 1938Telegraph printerLONG JAMES W. ; WHEELER EVAN R.THE WESTERN UNION TELEGRAPH COMPANY
2134708November 1, 1938Electric selector mechanismDIRKES ROBERT F.THE WESTERN UNION TELEGRAPH COMPANY
2136910November 15, 1938Submarine cable receiving systemWILDER HAROLD FWESTERN UNION TELEGRAPH CO
2138675November 29, 1938Shunt balancing network for telegraph circuitsHAMLETT ROBERT TWESTERN UNION TELEGRAPH CO
2141139December 20, 1938Interiorly illuminated signHOWE PAUL J ; WYSS JR CLEMENT HWESTERN UNION TELEGRAPH CO
2142940January 3, 1939System for producing modulated currentsHACKENBERG JOHN H. ; ELLER KEITH B.THE WESTERN UNION TELEGRAPH COMPANY
2142880January 3, 1939Tape tie-up indicating meansANDERSON JAMES N. ; STEENECK ROBERTTHE WESTERN UNION TELEGRAPH COMPANY
2142136January 3, 1939Apparatus for determining depth of submarine cable trench during cable laying operationsLAWTON CHESTER S.THE WESTERN UNION TELEGRAPH COMPANY
2142135January 3, 1939Telemetric apparatus for determining the tension on and angular direction of submarine cables during cable laying operationsLAWTON CHESTER SWESTERN UNION TELEGRAPH CO
2143828January 10, 1939Telegraph printer-reperforatorDIRKES ROBERT F. ; WENTWORTH ROLLINSTHE WESTERN UNION TELEGRAPH COMPANY
2145786January 31, 1939Conveyer beltBIRKMEYER PAUL JWESTERN UNION TELEGRAPH CO
2147249February 14, 1939Telegraph transmitting apparatusFRANKLIN LAWRENCE W.THE WESTERN UNION TELEGRAPH COMPANY
2149223February 28, 1939Electrical cableHOBART MASONWESTERN UNION TELEGRAPH CO
2149219February 28, 1939Signaling system and apparatus thereforHOOVER RAYTHE WESTERN UNION TELEGRAPH COMPANY
2149209February 28, 1939Wire connecting sleeveDICKIE DOUGLAS P. ; WHEELER HERBERT H.THE WESTERN UNION TELEGRAPH COMPANY
2150467March 14, 1939Photoelectric message detectorSTAIN RAY W.THE WESTERN UNION TELEGRAPH COMPANY
2150451March 14, 1939High frequency conductor systemMILNOR JOSEPH W.THE WESTERN UNION TELEGRAPH COMPANY
2150440March 14, 1939Magnetic and resonator selector for carrier conveyersHARGREAVES WILLIAMTHE WESTERN UNION TELEGRAPH COMPANY
2150431March 14, 1939Capacity selector for carrier conveyer systemsJR. ADAM DRENKARD,THE WESTERN UNION TELEGRAPH COMPANY
2150430March 14, 1939Resonator selector for carrier conveyer systemsJR. ADAM DRENKARD,THE WESTERN UNION TELEGRAPH COMPANY
2154379April 11, 1939Method of and apparatus for testing relaysESTES PHILLIP HWESTERN UNION TELEGRAPH CO
2154378April 11, 1939Start-stop tube oscillatorELLER KEITH B ; FREDERICK HOLBORNWESTERN UNION TELEGRAPH CO
2153858April 11, 1939Telegraphic transmission of intelligenceWISE RALEIGH JWESTERN UNION TELEGRAPH CO
2154441April 18, 1939Telegraph systemD HUMY FERNAND E ; FRANKLIN LAWRENCE WWESTERN UNION TELEGRAPH CO
2158391May 16, 1939System and apparatus for facsimile telegraphyWISE RALEIGH JWESTERN UNION TELEGRAPH CO
2159927May 23, 1939Neutralization of inductive interferenceCANNON WILLIAM DWESTERN UNION TELEGRAPH CO
2160139May 30, 1939Message ejecting mechanism for telegraph printersHAGLUND HAKON H ; FOSTER LEE RWESTERN UNION TELEGRAPH CO
2165780July 11, 1939Telegraph exchange systemBLANTON WILLIAM B ; WHITE ROY BWESTERN UNION TELEGRAPH CO
2165773July 11, 1939Insulator for communication systemsWHEELER HERBERT H ; ORRIS MCGINNISWESTERN UNION TELEGRAPH CO
2166505July 18, 1939Integrating phase correction mechanismNOXON PAUL AWESTERN UNION TELEGRAPH CO
2171156August 29, 1939System and apparatus for determining at a distance the angular position of a submarine deviceLAWTON CHESTER S.THE WESTERN UNION TELEGRAPH COMPANY
2172277September 5, 1939Rectifier power unit and signal shaping arrangement for metallic telegraph circuitsERICKSON GEORGE L.THE WESTERN UNION TELEGRAPH COMPANY
2172269September 5, 1939Telegraph tape transmitterANGEL HERBERT ; ROBINSON JAMES W.THE WESTERN UNION TELEGRAPH COMPANY
2172920September 12, 1939Telegraph systemANDERSON JAMES N. ; DIRKES ROBERT F.THE WESTERN UNION TELEGRAPH COMPANY
2173741September 19, 1939Electrostatic recording mechanismWISE RALEIGH J ; O'BRIEN FREDERIC LWESTERN UNION TELEGRAPH CO
2173740September 19, 1939Local correction of cable signalsWILDER HAROLD F.THE WESTERN UNION TELEGRAPH COMPANY
2173723September 19, 1939Synchronizing systemNUXOLL FREDERICK G. ; NOXON PAUL A.THE WESTERN UNION TELEGRAPH COMPANY
2173722September 19, 1939Interference suppression networkMILNOR JOSEPH W. ; BECHBERGER PAUL F. ; CANNON WILLIAM D.THE WESTERN UNION TELEGRAPH COMPANY
2173534September 19, 1939Automatic recording margin indicatorERICKSON GEORGE L. ; DALEY DOROTHYTHE WESTERN UNION TELEGRAPH COMPANY
2174731October 3, 1939Combined telegraph printer and perforatorDIRKES ROBERT F. ; WHEELER EVAN R.THE WESTERN UNION TELEGRAPH COMPANY
2174718October 3, 1939Carrier spacing meansJR. ADAM DRENKARD,THE WESTERN UNION TELEGRAPH COMPANY
2176442October 17, 1939Signal producing meansWISE RALEIGH J.THE WESTERN UNION TELEGRAPH COMPANY
2176065October 17, 1939Telegraph systemD'HUMY FERNAND E. ; FRANKLIN LAWRENCE W.THE WESTERN UNION TELEGRAPH COMPANY
2176901October 24, 1939Multichannel telegraph systemJR. PHILO HOLCOMB, ; BOGGS ALBERTTHE WESTERN UNION TELEGRAPH COMPANY
2179690November 14, 1939Regenerative repeater for telegraph systemsERICKSON GEORGE L. ; TETER PAUL E.THE WESTERN UNION TELEGRAPH COMPANY
2181533November 28, 1939Method of and means for recording signals electricallyKLINE BERNARD L. ; PARROTT ROBERT D. ; ERICKSON GEORGE L.THE WESTERN UNION TELEGRAPH COMPANY
2186899January 9, 1940Telegraph systemD HUMY FERNAND E ; FRANKLIN LAWRENCE WWESTERN UNION TELEGRAPH CO
2186898January 9, 1940Telegraph storage systemD HUMY FERNAND E ; FRANKLIN LAWRENCE WWESTERN UNION TELEGRAPH CO
2186897January 9, 1940Telautograph systemD HUMY FERNAND E ; FRANKLIN LAWRENCE WWESTERN UNION TELEGRAPH CO
2186896January 9, 1940Telegraph systemD'HUMY FERNAND E. ; FRANKLIN LAWRENCE W.THE WESTERN UNION TELEGRAPH COMPANY
2186895January 9, 1940Telegraph systemD HUMY FERNAND E ; FRANKLIN LAWRENCE WWESTERN UNION TELEGRAPH CO
2186006January 9, 1940Balancing duplex circuitBUCKINGHAM WILLIAM DWESTERN UNION TELEGRAPH CO
2187360January 16, 1940Telegraph system and apparatusMYER PERCY L ; WHEELER EVAN RWESTERN UNION TELEGRAPH CO
2189660February 6, 1940Power level indicatorBOUDREAU ANTHONY P JWESTERN UNION TELEGRAPH CO
2194189March 19, 1940Pole line insulatorWHEELER HERBERT H ; ORRIS MCGINNIS ; WILLIAM THORDARSONWESTERN UNION TELEGRAPH CO
2193902March 19, 1940Ocean cable carrier systemHAGLUND HAKON HWESTERN UNION TELEGRAPH CO
2193812March 19, 1940Telegraph exchange systemBLANTON WILLIAM BWESTERN UNION TELEGRAPH CO
2193811March 19, 1940Signaling system and apparatusBLANCHARD ROLLA F ; BLANTON WILLIAM B ; BROWNE HARRY LWESTERN UNION TELEGRAPH CO
2193810March 19, 1940Telegraph exchange systemWHEELER EVAN R ; RAY HOOVER ; DIRKES ROBERT FWESTERN UNION TELEGRAPH CO
2193809March 19, 1940Signaling system and apparatus thereforDIRKES ROBERT F ; RAY HOOVER ; WHEELER EVAN RWESTERN UNION TELEGRAPH CO
2194947March 26, 1940Method and apparatus for determining topography of ocean bedLAWTON CHESTER SWESTERN UNION TELEGRAPH CO
2195394April 2, 1940Tape controlled contact deviceANDERSON JAMES NWESTERN UNION TELEGRAPH CO
2199284April 30, 1940Multiplex-simplex extended channel systemDUERR KARL BWESTERN UNION TELEGRAPH CO
2198781April 30, 1940Reverse current switchMAMPLE ADOLPH ZWESTERN UNION TELEGRAPH CO
2200344May 14, 1940Frequency doubling telegraph systemRUDD MAURICE A ; ELLER KEITH BWESTERN UNION TELEGRAPH CO
2202156May 28, 1940Apparatus for laying submarine cablesLAWTON CHESTER SWESTERN UNION TELEGRAPH CO
2203417June 4, 1940Low frequency generatorMICHON ALFRED EWESTERN UNION TELEGRAPH CO
2205450June 25, 1940Method of and apparatus for recording signals electricallyWISE RALEIGH JWESTERN UNION TELEGRAPH CO
2205430June 25, 1940Printing telegraph apparatusNOXON PAUL A ; MITCHELL JAMES IWESTERN UNION TELEGRAPH CO
2205406June 25, 1940Multichannel telegraph systemHOLCOMB JR PHILOWESTERN UNION TELEGRAPH CO
2208400July 16, 1940Electric conversion systemSTEINMETZ ALFRED AWESTERN UNION TELEGRAPH CO
2209327July 30, 1940Communication systemD HUMY FERNAND E ; FRANKLIN LAWRENCE WWESTERN UNION TELEGRAPH CO
2209326July 30, 1940Facsimile telegraph systemD HUMY FERNAND E ; FRANKLIN LAWRENCE WWESTERN UNION TELEGRAPH CO
2209998August 6, 1940Electric selector mechanismNOXON PAUL A ; MITCHELL JAMES IWESTERN UNION TELEGRAPH CO
2212947August 27, 1940Control for tape pullersMYER PERCY L ; WHEELER EVAN RWESTERN UNION TELEGRAPH CO
2212634August 27, 1940Relay testing method and apparatusBUCKINGHAM WILLIAM DWESTERN UNION TELEGRAPH CO
2212554August 27, 1940Voltage regulating systemSTEINMETZ ALFRED A ; WARD HARLEY MWESTERN UNION TELEGRAPH CO
2212548August 27, 1940Telegraph keyboard mechanismNOXON PAUL A ; MILLER GEORGE FWESTERN UNION TELEGRAPH CO
2213392September 3, 1940Discharge deflector for belt conveyer systemsFRANCIS GRIFFITHWESTERN UNION TELEGRAPH CO
2216545October 1, 1940System for eliminating crossfire in telegraphic circuitsCANNON WILLIAM DWESTERN UNION TELEGRAPH CO
2216772October 8, 1940Telegraph transmitting systemFRANKLIN LAWRENCE WWESTERN UNION TELEGRAPH CO
2218497October 15, 1940Electrical insulatorSMITH DONALD H ; WHEELER HERBERT HWESTERN UNION TELEGRAPH CO
2219262October 22, 1940System for detecting and locating defects in cable sheathsMAMPLE ADOLPH Z ; DICKIE DOUGLAS PWESTERN UNION TELEGRAPH CO
2219261October 22, 1940Process of activating the carbon monoxide adsorption property of platinum black powderMAMPLE ADOLPH ZWESTERN UNION TELEGRAPH CO
2219250October 22, 1940Electrical apparatus panel structureBRAMHALL FAY BWESTERN UNION TELEGRAPH CO
2225247December 17, 1940Method of and apparatus for electrical recordingKLINE BERNARD L ; ENGLER WALTER NWESTERN UNION TELEGRAPH CO
2224902December 17, 1940Electrical terminal and switchboard terminal blockLESLIE CURRIE FRANK ; ROVERE LEWIS HWESTERN UNION TELEGRAPH CO
2227121December 31, 1940Printing telegraph systemBLANTON WILLIAM BWESTERN UNION TELEGRAPH CO
2229091January 21, 1941Telegraphic transmission of intelligenceKLINE BERNARD LWESTERN UNION TELEGRAPH CO
2231215February 11, 1941Telegraph printerNOXON PAUL A ; ROTHERMEL SAMUEL W ; MAUS FRANK J ; SORTORE EMERSON JWESTERN UNION TELEGRAPH CO
2233347February 25, 1941Multichannel signaling systemPIERSON OSCAR E ; ADAMS MYRON DWESTERN UNION TELEGRAPH CO
2233346February 25, 1941Telegraph systemHOLCOMB JR PHILOWESTERN UNION TELEGRAPH CO
2238072April 15, 1941Method and means for locating concealed bodiesNELSON DALE H ; BUCKINGHAM WILLIAM DWESTERN UNION TELEGRAPH CO
2241219May 6, 1941Roll support for strap conveyersPLAUSICS ALEXANDERTHE WESTERN UNION TELEGRAPH COMPANY
2241797May 13, 1941Cabinet for telegraph printersVICTOR WEIDNERWESTERN UNION TELEGRAPH CO
2241447May 13, 1941Clock synchronizing deviceDEMONET EUGENE AWESTERN UNION TELEGRAPH CO
2244482June 3, 1941Compression joint toolBAXTER DONALD L ; REIS JOHN PWESTERN UNION TELEGRAPH CO
2246588June 24, 1941Bearing structureHARRALL EDWIN RWESTERN UNION TELEGRAPH CO
2248887July 8, 1941Submarine cable picture transmission systemMILNOR JOSEPH W ; CANNON WILLIAM D ; TAYLOR ROLAND C ; RANDALL GERALD AWESTERN UNION TELEGRAPH CO
2248857July 8, 1941Automatic bias correctorERICKSON GEORGE L ; BOUGHTWOOD JOHN EWESTERN UNION TELEGRAPH CO
2248852July 8, 1941Phase inverter for push-pull amplifiersCANNON WILLIAM DWESTERN UNION TELEGRAPH CO
2248243July 8, 1941Submarine apparatusLAWTON CHESTER SWESTERN UNION TELEGRAPH CO
2250730July 29, 1941Electrical reproducing apparatusSTEWART LOUIS G ; WISE RALEIGH JWESTERN UNION TELEGRAPH CO
2250717July 29, 1941Telegraph apparatusLONG JAMES W ; ROBERTS GEORGE IWESTERN UNION TELEGRAPH CO
2251742August 5, 1941Means for recording signals electricallyKLINE BERNARD LWESTERN UNION TELEGRAPH CO
2252232August 12, 1941Telegraph selector mechanismNOXON PAUL A. ; ROTHERMEL SAMUEL W. ; MAUS FRANK J. ; SORTORE EMERSON J.THE WESTERN UNION TELEGRAPH COMPANY
2252060August 12, 1941Signal storing deviceLOUIS CASPERWESTERN UNION TELEGRAPH CO
2253459August 19, 1941Friction clutchDAVIS MAX UWESTERN UNION TELEGRAPH CO
2253187August 19, 1941Testing gas for the detection of carbon monoxideMAMPLE ADOLPH ZWESTERN UNION TELEGRAPH CO
2252853August 19, 1941Web controlled signalHOOVER RAYTHE WESTERN UNION TELEGRAPH COMPANY
2252852August 19, 1941Telegraph perforatorRAY HOOVERWESTERN UNION TELEGRAPH CO
2252761August 19, 1941RelayESTES PHILLIP HWESTERN UNION TELEGRAPH CO
2254814September 2, 1941Telegraph signal storage apparatusHERBERT ANGEL ; ROBINSON JAMES WWESTERN UNION TELEGRAPH CO
2255869September 16, 1941System and apparatus for facsimile telegraphyRIDINGS GARVICE H ; WISE RALEIGH JWESTERN UNION TELEGRAPH CO
2255868September 16, 1941System and apparatus for facsimile telegraphyWISE RALEIGH J ; RIDINGS GARVICE H ; O'BRIEN FREDERIC L ; D HUMY FERNAND EWESTERN UNION TELEGRAPH CO
2257191September 30, 1941Tape puller for projectorsROBERTS GEORGE I ; DIRKES ROBERT FWESTERN UNION TELEGRAPH CO
2257828October 7, 1941Multitape telegraph receiverWHEELER EVAN R ; DIRKES ROBERT F ; KIMBALL VERNON RWESTERN UNION TELEGRAPH CO
2259086October 14, 1941Switchboard plug and jack structureJOSEPH SCHMIDWESTERN UNION TELEGRAPH CO
2259523October 21, 1941Printing telegraph repeaterHILTZ GEORGE SWESTERN UNION TELEGRAPH CO
2259517October 21, 1941Tape accumulatorDRENKARD JR ADAMWESTERN UNION TELEGRAPH CO
2260862October 28, 1941Method of and apparatus for preparing facsimile master copiesO'BRIEN FREDERIC L ; ESTES PHILLIP HWESTERN UNION TELEGRAPH CO
2260416October 28, 1941Clutch detentROLLINS WENTWORTH ; DAVIS MAX UWESTERN UNION TELEGRAPH CO
2262715November 11, 1941System and apparatus for automatic facsimile telegraphyWISE RALEIGH J ; RIDINGS GARVICE HWESTERN UNION TELEGRAPH CO
2264186November 25, 1941Telegraph keyboard transmitterNOXON PAUL A. ; ROTHERMEL SAMUEL W. ; MAUS FRANK J. ; SORTORE EMERSON J.THE WESTERN UNION TELEGRAPH COMPANY
2264683December 2, 1941Method of and means for neutralizing electrostatic charges on moving tapes and the likeSMITH DONALD WWESTERN UNION TELEGRAPH CO
2265339December 9, 1941Facsimile telegraph systemBLANTON WILLIAM B ; LESLIE CURRIE FRANK ; JANSON GEORGE W ; STEWART LOUIS G ; WISE RALEIGH JWESTERN UNION TELEGRAPH CO
2266988December 23, 1941Facsimile signal inverterO'BRIEN FREDERIC LWESTERN UNION TELEGRAPH CO
2270301January 20, 1942Illuminated signHOWE PAUL J ; WYSS JR CLEMENT HWESTERN UNION TELEGRAPH CO
2270249January 20, 1942Retractile shelf structureBIRKMEYER PAUL JWESTERN UNION TELEGRAPH CO
2272420February 10, 1942Telegraph keyboard apparatusMILLER GEORGE F ; NUXOLL FRED G ; ROTHERMEL SAMUEL WWESTERN UNION TELEGRAPH CO
2273083February 17, 1942Telegraph storage transmitterHERBERT ANGELWESTERN UNION TELEGRAPH CO
2275436March 10, 1942Telegraph system and apparatus thereforHOLCOMB JR PHILOWESTERN UNION TELEGRAPH CO
2276991March 17, 1942Telegraph apparatusLONG JAMES W ; ROBERTS GEORGE IWESTERN UNION TELEGRAPH CO
2276952March 17, 1942Wave transmission systemFRANKLIN LAWRENCE WWESTERN UNION TELEGRAPH CO
2277193March 24, 1942Radiant energy directive deviceWYSS JR CLEMENT HWESTERN UNION TELEGRAPH CO
2278196March 31, 1942Tape feeding apparatusFLUHARTY WILLIAM GWESTERN UNION TELEGRAPH CO
2279242April 7, 1942Facsimile signal inverterO'BRIEN FREDERIC LWESTERN UNION TELEGRAPH CO
2279161April 7, 1942Printing telegraph record formD HUMY FERNAND EWESTERN UNION TELEGRAPH CO
2278919April 7, 1942Facsimile apparatusERICKSON GEORGE L ; WISE RALEIGH JWESTERN UNION TELEGRAPH CO
2278692April 7, 1942Facsimile signal inverterELLER KEITH BWESTERN UNION TELEGRAPH CO
2278654April 7, 1942Inductor alternatorHOMER EDWARD C ; BUCKINGHAM WILLIAM DWESTERN UNION TELEGRAPH CO
2279335April 14, 1942Switching selector for printing telegraph systemsMORGENSTERN RONALD V ; GILBERT HENRY PWESTERN UNION TELEGRAPH CO
2279295April 14, 1942Telegraph exchange systemBLANTON WILLIAM BWESTERN UNION TELEGRAPH CO
2280308April 21, 1942Electronic repeaterFRANKLIN LAWRENCE WWESTERN UNION TELEGRAPH CO
2281997May 5, 1942Submarine cable signal shaping systemRANDALL GERALD AWESTERN UNION TELEGRAPH CO
2281996May 5, 1942Submarine cable amplifying systemRANDALL GERALD A ; RICE JR JAMES EWESTERN UNION TELEGRAPH CO
2281775May 5, 1942Telegraph printerLONG JAMES W ; ROBERTS GEORGE IWESTERN UNION TELEGRAPH CO
2281745May 5, 1942Printing telegraph error detecting systemBUCKINGHAM WILLIAM DWESTERN UNION TELEGRAPH CO
2282358May 12, 1942Telegraph systemHOLCOMB JR PHILOWESTERN UNION TELEGRAPH CO
2282357May 12, 1942Signaling systemHOLCOMB JR PHILOWESTERN UNION TELEGRAPH CO
2282341May 12, 1942Multichannel telegraph systemPIERSON OSCAR E ; ADAMS MYRON D ; EDGAR JR WILLIAM STANLEY WESTEWESTERN UNION TELEGRAPH CO
2283558May 19, 1942Electrically conductive paper and method of producing the sameKLINE BERNARD LWESTERN UNION TELEGRAPH CO
2284322May 26, 1942Telegraph keyboard transmitterKIMBALL VERNON R ; DIRKES ROBERT FWESTERN UNION TELEGRAPH CO
2283944May 26, 1942Apparatus for facsimile telegraphyPARROTT ROBERT D ; ERICKSON GEORGE L ; WISE RALEIGH JWESTERN UNION TELEGRAPH CO
2285790June 9, 1942Web feeding mechanismALLEN ALTON KWESTERN UNION TELEGRAPH CO
2287942June 30, 1942Electronic amplifierNELSON DALE H ; BUCKINGHAM WILLIAM DWESTERN UNION TELEGRAPH CO
2290754July 21, 1942Frequency indicatorFLUHARTY WILLIAM GWESTERN UNION TELEGRAPH CO
2290750July 21, 1942Illuminated clockHOWE PAUL J ; WYSS JR CLEMENT HWESTERN UNION TELEGRAPH CO
2291369July 28, 1942Polar carrier telegraph systemBOUGHTWOOD JOHN E.THE WESTERN UNION TELEGRAPH COMPANY
2292119August 4, 1942Adjustable stylus for facsimile recordersHACKENBERG JOHN HENRY ; WISE RALEIGH JOHNSONTHE WESTERN UNION TELEGRAPH COMPANY
2291964August 4, 1942Telegraph systemJR. PHILO HOLCOMB,THE WESTERN UNION TELEGRAPH COMPANY
2292783August 11, 1942Rotary regenerative repeaterHAGLUND HAKON H.THE WESTERN UNION TELEGRAPH COMPANY
2293155August 18, 1942Coaxial cableMAMPLE ADOLPH Z.THE WESTERN UNION TELEGRAPH COMPANY
2294149August 25, 1942Method of and means for recording signalsKLINE BERNARD L. ; RUDD MAURICE A.THE WESTERN UNION TELEGRAPH COMPANY
2294148August 25, 1942Method of and means for recording signalsKLINE BERNARD L. ; RUDD MAURICE A.THE WESTERN UNION TELEGRAPH COMPANY
2294146August 25, 1942Electrosensitive recording blankWISE RALEIGH J.THE WESTERN UNION TELEGRAPH COMPANY
2294144August 25, 1942Display deviceWEIDNER VICTOR P.THE WESTERN UNION TELEGRAPH COMPANY
2295994September 15, 1942Illuminated display deviceHOWE PAUL J. ; JR. CLEMENT H. WYSS,THE WESTERN UNION TELEGRAPH COMPANY
2295636September 15, 1942Metering systemCURRIE FRANK LESLIETHE WESTERN UNION TELEGRAPH COMPANY
2296431September 22, 1942Electromagnetic relay structureESTES PHILLIP H.THE WESTERN UNION TELEGRAPH COMPANY
2296401September 22, 1942Wood preservativePERKINS HUGH CWESTERN UNION TELEGRAPH CO
2297851October 6, 1942Illuminated display deviceWYSS JR CLEMENT HWESTERN UNION TELEGRAPH CO
2299895October 27, 1942Friction testing machineHARRALL EDWIN R. ; REIS JOHN P.THE WESTERN UNION TELEGRAPH COMPANY
2301024November 3, 1942Method of and apparatus for preparing facsimile master copiesD'HUMY FERNAND E. ; WISE RALEIGH J. ; PARROTT ROBERT D. ; RIDINGS GARVICE H. ; O'BRIEN FREDERIC L.THE WESTERN UNION TELEGRAPH COMPANY
2301393November 10, 1942Telegraph systemGALL CHARLES C. ; BORNEMAN WALTER H. ; MYER PERCY L.THE WESTERN UNION TELEGRAPH COMPANY
2302895November 24, 1942Control circuit for driving forksROOT LELAND B.THE WESTERN UNION TELEGRAPH COMPANY
2302800November 24, 1942Telegraph systemPIERSON OSCAR E. ; FRANKLIN LAWRENCE W. ; STEENECK ROBERTTHE WESTERN UNION TELEGRAPH COMPANY
2302755November 24, 1942RelayESTES PHILLIP H.THE WESTERN UNION TELEGRAPH COMPANY
2304483December 8, 1942Electrical insulatorSMITH DONALD H ; WHEELER HERBERT HWESTERN UNION TELEGRAPH CO
2304775December 15, 1942Telegraph switching systemBLANTON WILLIAM BWESTERN UNION TELEGRAPH CO
2306745December 29, 1942Telegraph system and apparatus thereforMYER PERCY L ; GALL CHARLES C ; DAVIS MAX UWESTERN UNION TELEGRAPH CO
2308306January 12, 1943Printing telegraph apparatusROBERTS GEORGE I ; LONG JAMES WWESTERN UNION TELEGRAPH CO
2308563January 19, 1943Printing mechanismMAUS FRANK J ; NUXOLL FRED GWESTERN UNION TELEGRAPH CO
2311803February 23, 1943Reciprocating facsimile apparatusWISE RALEIGH J ; PARROTT ROBERT DWESTERN UNION TELEGRAPH CO
2313238March 9, 1943Multichannel telegraph systemHOLCOMB JR PHILOWESTERN UNION TELEGRAPH CO
2315362March 30, 1943Facsimile recording apparatusWISE RALEIGH J ; RIDINGS GARVICE HWESTERN UNION TELEGRAPH CO
2315361March 30, 1943System and apparatus for facsimile telegraphyWISE RALEIGH J ; STEWART LOUIS G ; PARROTT ROBERT DWESTERN UNION TELEGRAPH CO
2315348March 30, 1943Stylus conditioning apparatusO'BRIEN FREDERIC LWESTERN UNION TELEGRAPH CO
2315009March 30, 1943Telegraph orienting deviceNOXON PAUL A.THE WESTERN UNION TELEGRAPH COMPANY
2321649June 15, 1943Cable balancing method and apparatusBUCKINGHAM WILLIAM DWESTERN UNION TELEGRAPH CO
2326298August 10, 1943Type wheel stop unitHEWITT ERNEST WWESTERN UNION TELEGRAPH CO
2329278September 14, 1943Printing telegraph apparatusLONG JAMES W ; ROBERTS GEORGE LWESTERN UNION TELEGRAPH CO
2330386September 28, 1943Photographic facsimile recorderRUDD MAURICE A ; MOTT EVERETT V ; ROVERE LEWIS HWESTERN UNION TELEGRAPH CO
2330334September 28, 1943Light valveBUCKINGHAM WILLIAM D ; NELSON DALE HWESTERN UNION TELEGRAPH CO
2333517November 2, 1943Light valveBUCKINGHAM WILLIAM D.THE WESTERN UNION TELEGRAPH COMPANY
2333281November 2, 1943Electronic regenerative repeaterWILDER HAROLD F. ; BREYFOGEL ALBERT W.THE WESTERN UNION TELEGRAPH COMPANY
2333272November 2, 1943Automatic facsimile systemRIDINGS GARVICE H. ; WISE RALEIGH J.THE WESTERN UNION TELEGRAPH COMPANY
2334876November 23, 1943Printing telegraph systemJANSON GEORGE W.THE WESTERN UNION TELEGRAPH COMPANY
2336909December 14, 1943Facsimile recorderWISE RALEIGH J ; RIDINGS GARVICE HWESTERN UNION TELEGRAPH CO
2338042December 28, 1943Nonsmudging copying inkKLINE BERNARD LWESTERN UNION TELEGRAPH CO
2339999January 25, 1944Telegraph storage and switching systemLIGHT GEORGE GWESTERN UNION TELEGRAPH CO
2341935February 15, 1944Telegraph apparatusMAUS FRANK J ; ROTHERMEL SAMUEL WWESTERN UNION TELEGRAPH CO
2341902February 15, 1944Electronic telegraph repeaterCANNON WILLIAM D ; WHEELER LESTER BWESTERN UNION TELEGRAPH CO
2343353March 7, 1944System and apparatus for facsimile telegraphyWISE RALEIGH J. ; RIDINGS GARVICE H.THE WESTERN UNION TELEGRAPH COMPANY
2343297March 7, 1944Telegraph system and apparatusHOLCOMB JR PHILOWESTERN UNION TELEGRAPH CO
2344142March 14, 1944Answer-back telegraph systemHAMLETT ROBERT TWESTERN UNION TELEGRAPH CO
2345137March 28, 1944Telegraph mechanismLONG JAMES WWESTERN UNION TELEGRAPH CO
2345953April 4, 1944Telegraph repeaterTOLEN VIRGIL RWESTERN UNION TELEGRAPH CO
2345628April 4, 1944Multichannel telegraph systemPIERSON OSCAR EWESTERN UNION TELEGRAPH CO
2346173April 11, 1944Transmission systemLIGHT GEORGE GWESTERN UNION TELEGRAPH CO
2346675April 18, 1944Electrical recording stylus and method of making the sameHACKENBERG JOHN H ; WISE RALEIGH JWESTERN UNION TELEGRAPH CO
2346670April 18, 1944Method of and means for recording signals electricallyENGLER WALTER N ; KLINE BERNARD LWESTERN UNION TELEGRAPH CO
2348220May 9, 1944Adhesive paperKLINE BERNARD LWESTERN UNION TELEGRAPH CO
2350417June 6, 1944Supply roll for blank sheetsRIDINGS GARVICE HWESTERN UNION TELEGRAPH CO
2350382June 6, 1944Method of and means for storing telegraph signalsHERBERT ANGELWESTERN UNION TELEGRAPH CO
2351231June 13, 1944Automatic facsimile telegraph systemRIDINGS GARVICE HWESTERN UNION TELEGRAPH CO
2351137June 13, 1944Telegraph apparatusLONG JAMES WWESTERN UNION TELEGRAPH CO
2351621June 20, 1944Printing telegraph exchange systemLIGHT GEORGE GWESTERN UNION TELEGRAPH CO
2352952July 4, 1944Code converterHAGLUND HAKON H ; DICKEY ALBERT W ; NEWMAN THOMAS AWESTERN UNION TELEGRAPH CO
2356116August 15, 1944System and apparatus for facsimile telegraphyRIDINGS GARVICE HWESTERN UNION TELEGRAPH CO
2355642August 15, 1944System for the conversion and retransmission of control signalsGOSE RALPH RWESTERN UNION TELEGRAPH CO
2358117September 12, 1944Telegraph apparatusWHITE FRANKLIN J ; RIDINGS GARVICE HWESTERN UNION TELEGRAPH CO
2363270November 21, 1944Facsimile telegraph systemSMITH LEONARD AWESTERN UNION TELEGRAPH CO
2364754December 12, 1944Coin-controlled facsimile systemRIDINGS GARVICE H ; WISE RALEIGH JWESTERN UNION TELEGRAPH CO
2365741December 26, 1944System and apparatus for facsimile telegraphyWISE RALEIGH J ; RIDINGS GARVICE H ; PARROTT ROBERT DWESTERN UNION TELEGRAPH CO
2367816January 23, 1945Radiant energy receiving deviceWYSS JR CLEMENT HWESTERN UNION TELEGRAPH CO
2374567April 24, 1945Multichannel carrier transmission systemTAYLOR ROLAND CWESTERN UNION TELEGRAPH CO
2374214April 24, 1945Conductive papersKLINE BERNARD L ; MOBIUS CURT EWESTERN UNION TELEGRAPH CO
2374704May 1, 1945Facsimile switching systemRIDINGS GARVICE H ; LESLIE CURRIE FRANKWESTERN UNION TELEGRAPH CO
2375541May 8, 1945Telegraph printerDIRKES ROBERT F ; LONG JAMES W ; MELICK THOMAS E ; HEWITT ERNEST WWESTERN UNION TELEGRAPH CO
2375267May 8, 1945Automatically adjustable recording meansWISE RALEIGH JWESTERN UNION TELEGRAPH CO
2375230May 8, 1945InkKLINE BERNARD LWESTERN UNION TELEGRAPH CO
2375820May 15, 1945Adjustable stylus for facsimile recordersRIDINGS GARVICE H ; WISE RALEIGH JWESTERN UNION TELEGRAPH CO
2375811May 15, 1945Signal interrupterNELSON DALE H. ; BUCKINGHAM WILLIAM D.THE WESTERN UNION TELEGRAPH COMPANY
2376888May 29, 1945Facsimile recording system and apparatusWISE RALEIGH JWESTERN UNION TELEGRAPH CO
2377978June 12, 1945Telegraph tape transmitterROBERT STEENECKWESTERN UNION TELEGRAPH CO
2384515September 11, 1945Signal recording apparatusWISE RALEIGH JWESTERN UNION TELEGRAPH CO
2386263October 9, 1945Facsimile telegraph system and apparatusRIDINGS GARVICE H ; WISE RALEIGH JWESTERN UNION TELEGRAPH CO
2387246October 23, 1945Telegraph exchange systemDEMONET EUGENE A ; BLANTON WILLIAM BWESTERN UNION TELEGRAPH CO
2390517December 11, 1945Multioffice telegraph systemLESLIE CURRIE FRANK ; STEARNS CHARLES FWESTERN UNION TELEGRAPH CO
2391912January 1, 1946Electrical recordingMAGEE BRUCE VWESTERN UNION TELEGRAPH CO
2391868January 1, 1946Telegraph selectorHERBERT ANGELWESTERN UNION TELEGRAPH CO
2392442January 8, 1946Facsimile telegraph system and apparatusWISE RALEIGH J ; RIDINGS GARVICE HWESTERN UNION TELEGRAPH CO
2392369January 8, 1946Telegraph printerDIRKES ROBERT F ; MELICK THOMAS E ; KIMBALL VERNON RWESTERN UNION TELEGRAPH CO
2392355January 8, 1946Indicating systemANDERSON JAMES N ; RAY HOOVERWESTERN UNION TELEGRAPH CO
2393329January 22, 1946Facsimile recorderMAMPLE ADOLPH Z ; REED LELAND AWESTERN UNION TELEGRAPH CO
2394577February 12, 1946System and apparatus for facsimile telegraphyWISE RALEIGH J.THE WESTERN UNION TELEGRAPH COMPANY
2394575February 12, 1946Transposition bracketWHEELER HERBERT HWESTERN UNION TELEGRAPH CO
2394538February 12, 1946Telegraph repeaterEDGAR JR WILLIAM STANLEY WESTEWESTERN UNION TELEGRAPH CO
2396286March 12, 1946Automatic facsimile telegraph systemRIDINGS GARVICE HWESTERN UNION TELEGRAPH CO
2396833March 19, 1946Secret telegraph receiving blankD HUMY FERNAND EWESTERN UNION TELEGRAPH CO
2396705March 19, 1946Facsimile system and apparatusSEYED KHALILWESTERN UNION TELEGRAPH CO
2397559April 2, 1946Facsimile signal inverterO'BRIEN FREDERIC LWESTERN UNION TELEGRAPH CO
2397553April 2, 1946Supervisory apparatus for telegraph systemsLIGHT GEORGE G ; AGNEW EDWARD J ; JANSON GEORGE WWESTERN UNION TELEGRAPH CO
2400124May 14, 1946Telegraph exchange systemLIGHT GEORGE G.THE WESTERN UNION TELEGRAPH COMPANY
2400544May 21, 1946Conductive paperKLINE BERNARD L ; MOBIUS CURT EWESTERN UNION TELEGRAPH CO
2401343June 4, 1946Automatic signal bias correctionERICKSON GEORGE LWESTERN UNION TELEGRAPH CO
2403472July 9, 1946Apparatus for recording electrical signalsANDERSON JAMES NWESTERN UNION TELEGRAPH CO
2406829September 3, 1946Telegraph systemHAGLUND HAKON H ; BREYFOGEL ALBERT WWESTERN UNION TELEGRAPH CO
2410442November 5, 1946Automatic blind and hit detectorHIERONYMUS CHARLES G ; RIDINGS GARVICE H ; WISE RALEIGH JWESTERN UNION TELEGRAPH CO
2416285February 25, 1947Lamp base and socketBUCKINGHAM WILLIAM D ; BEDELL ELMER EWESTERN UNION TELEGRAPH CO
2420712May 20, 1947Coaxial cable and method of making sameMAMPLE ADOLPH ZWESTERN UNION TELEGRAPH CO
2425019August 5, 1947System and apparatus for facsimile telegraphyWISE RALEIGH JWESTERN UNION TELEGRAPH CO
2425554August 12, 1947Means for and method of locating faults in electrical conductorsNELSON DALE H ; COSBY JAMES RWESTERN UNION TELEGRAPH CO
2425742August 19, 1947Electrosensitive recording blankKLINE BERNARD LWESTERN UNION TELEGRAPH CO
2433865January 6, 1948High-frequency multiplier systemPIHL GEORGE EWESTERN UNION TELEGRAPH CO
2435260February 3, 1948Sheet feeder for facsimile telegraph apparatusWISE RALEIGH J. ; RIDINGS GARVICE H. ; PARROTT ROBERT D.THE WESTERN UNION TELEGRAPH COMPANY
2435259February 3, 1948Frequency control apparatusWILDER HAROLD F. ; BREYFOGEL ALBERT W.THE WESTERN UNION TELEGRAPH COMPANY
2435258February 3, 1948Telegraph signal impulse measuring deviceWILDER HAROLD FWESTERN UNION TELEGRAPH CO
2435257February 3, 1948Start-stop electronic regenerative repeaterWILDER HAROLD FWESTERN UNION TELEGRAPH CO
2435250February 3, 1948Inside scanning facsimile recorderTANDLER WILLIAM S ; WALKER DAVID SWESTERN UNION TELEGRAPH CO
2435223February 3, 1948Means for producing facsimile telegraph signalsKLINE BERNARD L ; HARRIS ROBERT WWESTERN UNION TELEGRAPH CO
2435222February 3, 1948Marking inkKLINE BERNARD LWESTERN UNION TELEGRAPH CO
2446543August 10, 1948Cable splice joint and method of making sameMAMPLE ADOLPH ZWESTERN UNION TELEGRAPH CO
2450030September 28, 1948Facsimile telegraph system and apparatusWISE RALEIGH JWESTERN UNION TELEGRAPH CO
2453118November 9, 1948Concentrated arc discharge deviceBUCKINGHAM WILLIAM D ; DEIBERT CLARENCE RWESTERN UNION TELEGRAPH CO
2462112February 22, 1949Telegraph systemLIGHT GEORGE G ; HANFORD RUSSELL EWESTERN UNION TELEGRAPH CO
2462093February 22, 1949ModulatorGRIMES EDGAR S.THE WESTERN UNION TELEGRAPH COMPANY
2462977March 1, 1949Cable jointKITCHIN DONALD W ; DYKE FRANCIS RWESTERN UNION TELEGRAPH CO
2462834March 1, 1949Backspacing telegraph printer mechanismHERBERT ANGELWESTERN UNION TELEGRAPH CO
2462833March 1, 1949Backspacing mechanism for telegraph printersHERBERT ANGELWESTERN UNION TELEGRAPH CO
2469423May 10, 1949Facsimile apparatusWISE RALEIGH J. ; PARROTT ROBERT D.THE WESTERN UNION TELEGRAPH COMPANY
2472608June 7, 1949Means and method for switching of telegraph messagesMILNOR JOSEPH WWESTERN UNION TELEGRAPH CO
2476318July 19, 1949Direct-current measuring and recording deviceNELSON DALE HWESTERN UNION TELEGRAPH CO
2476317July 19, 1949Apparatus and method for fault locationsNELSON DALE H ; COSBY JAMES RWESTERN UNION TELEGRAPH CO
2478218August 9, 1949Telegraph service equipmentWISE RALEIGH J ; RIDINGS GARVICE HWESTERN UNION TELEGRAPH CO
2483449October 4, 1949Facsimile transmission systemWISE RALEIGH J. ; RIDINGS GARVICE H. ; PARROTT ROBERT D.THE WESTERN UNION TELEGRAPH COMPANY
2484838October 18, 1949Telegraph exchange systemLIGHT GEORGE G. ; BLANTON WILLIAM B.THE WESTERN UNION TELEGRAPH COMPANY
2485551October 25, 1949Signal controlled selectorANGEL HERBERTTHE WESTERN UNION TELEGRAPH COMPANY
2502419April 4, 1950Electrically actuated recording unitCANNON WILLIAM D ; MICHAEL CANTORWESTERN UNION TELEGRAPH CO
2503311April 11, 1950Facsimile transmission apparatusWISE RALEIGH J ; PARROTT ROBERT D ; RIDINGS GARVICE HWESTERN UNION TELEGRAPH CO
2516860August 1, 1950Telegraph signal distortion indicating deviceERIEKSON GEORGE LWESTERN UNION TELEGRAPH CO
2520903September 5, 1950Automatic telegraph switching systemBLANTON WILLIAM B ; AYERS ROBERT CWESTERN UNION TELEGRAPH CO
2524075October 3, 1950Network for balancing the sea return impedance of submarine cablesPALMER WILLIAM H ; WELLS PHILIP HWESTERN UNION TELEGRAPH CO
2525147October 10, 1950Integrator and torque amplifier thereforNELSON DALE HWESTERN UNION TELEGRAPH CO
2526917October 24, 1950Line wire spacerWHEELER HERBERT H ; MARKLEY WILLIAM FWESTERN UNION TELEGRAPH CO
2528005October 31, 1950Electrosensitive recording blankKLINE BERNARD LWESTERN UNION TELEGRAPH CO
2529264November 7, 1950Combined facsimile and code signaling systemRIDINGS GARVICE HWESTERN UNION TELEGRAPH CO
2529238November 7, 1950Printing telegraph apparatusHERBERT ANGELWESTERN UNION TELEGRAPH CO