CRACRAFT LEICH ELECTRIC COMPANY innovation strategy

Patent filings in countries

#	Country	Total Patents
#1	United States	24

#	Industry
#1	Telecommunications
#2	Digital networks
#3	Audio-visual technology
#4	Electrical machinery and energy
#5	Control
#6	Machines
#7	Transport
#8	Consumer goods

#	Technology
#1	Telephonic communication
#2	Digital information transmission
#3	Loudspeakers and microphones
#4	Selecting
#5	Transmission
#6	Vehicle suspension arrangements
#7	Alarm systems
#8	Unspecified technologies
#9	Sound-producing devices
#10	Magnets and transformers

Publication	Filing date	Title
US1215289A	1915-04-16	Annunciator.
US1165336A	1914-10-19	Magneto-switchboard cord-circuit.
US1156157A	1914-03-30	Receiver.
US1144605A	1913-08-18	Annunciator.
US1138688A	1913-08-18	Self-restoring annunciator.
US1115446A	1913-02-20	Circuit-controlling device.
US1113128A	1912-03-04	Annunciator.
US1116598A	1912-03-04	Annunciator.
US1160294A	1911-04-14	Selective signaling system.
US1027485A	1911-03-27	Telephone system.
US1063361A	1911-03-27	Telephone system.
US1060211A	1911-01-24	Desk-telephone.
US1097359A	1911-01-24	Desk-telephone.
US1129808A	1910-05-16	Switching device.
US1148458A	1910-03-15	Substation-telephone.
US1049499A	1910-03-15	Receiver.
US984945A	1909-11-13	Telephone system.
US985186A	1909-11-13	Telephone system.
US999859A	1909-06-04	Portable telephone.
US958167A	1909-06-04	Transmitter-mounting.