AMERICAN ELECTRIC TELEPHONE COMPANY innovation strategy

Patent filings in countries

#	Country	Total Patents
#1	United States	45

#	Industry
#1	Telecommunications
#2	Electrical machinery and energy
#3	Audio-visual technology
#4	Control
#5	Machines
#6	Machine tools
#7	Consumer goods

#	Technology
#1	Telephonic communication
#2	Loudspeakers and microphones
#3	Electric switches
#4	Alarm systems
#5	Shaping of plastics
#6	Unspecified technologies
#7	Selecting
#8	Spark gaps and corona devices
#9	Grinding or polishing devices
#10	Sound-producing devices

Publication	Filing date	Title
US937050A	1908-06-04	Telephone system.
US1185843A	1906-06-06	Selective signaling apparatus.
US1109036A	1905-09-14	Electric fuse.
US875156A	1905-04-06	Telephone-transmitter.
US1011405A	1905-03-09	Telephone desk set.
US811098A	1904-12-30	Telephone-transmitter.
US839830A	1904-07-26	Telephone hook-switch.
US913944A	1904-07-09	Telephone-transmitter.
US861809A	1903-11-21	Telephone switch apparatus.
US859201A	1903-07-18	Telephone system.
US765064A	1903-03-02	Telephone desk set.
US836863A	1903-02-02	Process of making electric condensers.
US889582A	1902-11-15	Telephone system.
US799019A	1902-09-13	Telephone-switch.
US788452A	1902-08-20	Telephone-transmitter.
US789716A	1902-08-20	Telephone-transmitter.
US758031A	1902-05-26	Telephone desk set.
US718093A	1902-05-08	Telephone-jack.
US784635A	1902-04-05	Relay.
US765105A	1902-02-21	Grinding or polishing machine.