Patent	Date	Title	Inventor	Assignee
161739	April 6, 1875	IMPROVEMENT IN TRANSMITTERS AND RECEIVERS FOR ELECTRIC TELEGRAPHS	BELL ALEXANDER GRAHAM -	BELL ALEXANDER GRAHAM
174465	March 7, 1876	ALEXANDER GRAHAM BELL, OP SALEM, MASSACHUSETTS. IMPROVEMENT IN TELEGRAPHY.	ALEXANDER GRAHAM BELL, OP MASSACHUSETTS. IMPROVEMENT IN TELEGRAPHY.	BELL ALEXANDER GRAHAM
178399	June 6, 1876	IMPROVEMENT IN TELEPHONIC TELEGRAPH-RECEIVERS	BELL ALEXANDER GRAHAM -	BELL ALEXANDER GRAHAM
181553	August 29, 1876	IMPROVEMENT IN GENERATING ELECTRIC CURRENTS	BELL ALEXANDER GRAHAM -	BELL ALEXANDER GRAHAM
186787	January 30, 1877	IMPROVEMENT IN ELECTRIC TELEGRAPHY	BELL ALEXANDER GRAHAM -	BELL ALEXANDER GRAHAM
201488	March 19, 1878	IMPROVEMENT IN SPEAKING-TELEPHONES	BELL ALEXANDER GRAHAM -	BELL ALEXANDER GRAHAM
213090	March 11, 1879	IMPROVEMENT IN ELECTRIC SPEAKING-TELEPHONES	BELL ALEXANDER GRAHAM -	BELL ALEXANDER GRAHAM
220791	October 21, 1879	IMPROVEMENT IN TELEPHONE-CIRCUITS	BELL ALEXANDER GRAHAM -	BELL ALEXANDER GRAHAM
228507	June 8, 1880	ELECTRIC TELEPHONE TRANSMITTER	BELL ALEXANDER GRAHAM -	BELL ALEXANDER GRAHAM
230168	July 20, 1880	AUTOMATIC SHORT-CIRCUITER FOR TELEPHONES	BELL ALEXANDER GRAHAM -	BELL ALEXANDER GRAHAM
238833	March 15, 1881	ELECTRIC CALL-BELL	BELL ALEXANDER GRAHAM -	BELL ALEXANDER GRAHAM
241184	May 10, 1881	TELEPHONIC RECEIVER	BELL ALEXANDER GRAHAM -	BELL ALEXANDER GRAHAM
244426	July 19, 1881	TELEPHONE-CIRCUIT	BELL ALEXANDER GRAHAM -	BELL ALEXANDER GRAHAM
757012	April 12, 1904	AERIAL VEHICLE.	BELL ALEXANDER GRAHAM -	BELL ALEXANDER GRAHAM, United States of America (US)
856838	June 11, 1907	CONNECTION DEVICE FOR THE FRAMES OF AERIAL VEHICLES AND OTHER STRUCTURES.	BELL ALEXANDER GRAHAM - ; MCNEIL HECTOR P -	BELL ALEXANDER GRAHAM, United States of America (US) MCNEIL HECTOR P, United States of America (US)
1050601	January 14, 1913	FLYING-MACHINE.	BELL ALEXANDER GRAHAM -	BELL ALEXANDER GRAHAM, United States of America (US)