AUTOMATIC ELECTRIC INC innovation strategy

Patent filings in countries

#	Industry
#1	Telecommunications
#2	Electrical machinery and energy
#3	Machines
#4	Audio-visual technology
#5	Transport
#6	Mechanical elements
#7	Control

#	Technology
#1	Selecting
#2	Telephonic communication
#3	Electric switches
#4	Circuits for supplying electric power
#5	Unspecified technologies
#6	Loudspeakers and microphones
#7	Guiding railway traffic
#8	Venting or aerating devices
#9	Traffic control systems
#10	Unspecified technologies

Publication	Filing date	Title
US1814385A	1929-04-24	Remote control system
US1769056A	1928-07-13	Automatic telephone system
US1760640A	1928-06-15	Semiautomatic telephone system
US1760625A	1928-04-24	Telephone system
US1719862A	1928-04-12	Rotary line switch
US1796957A	1928-02-03	Remote control system
US1750934A	1927-10-20	Telephone system
US1738919A	1927-07-20	Telephone desk set
US1685379A	1927-05-26	Automatic telephone system
US1733466A	1927-05-23	Trouble-indicating system
US1808574A	1926-11-10	Telephone system
US1685410A	1926-11-03	Telephone system
US1801338A	1926-10-28	Ratchet device for switch mechanisms
US1739178A	1926-10-23	Automatic telephone system
US1732185A	1926-10-18	Telephone system
US1741549A	1926-10-18	Automatic telephone system
US1755378A	1926-10-18	Automatic telephone system
US1803614A	1926-10-11	Remote control system
US1724189A	1926-09-29	Telephone system
US1646399A	1926-09-23	Automatic telephone system