Patents
Patents for G04C 17 - Indicating the time optically by electric means (951)
06/1984
06/12/1984CA1168877A1 Twenty four hour watch
04/1984
04/24/1984US4444513 Dual display watch
10/1983
10/04/1983US4407586 Thin wrist-watch
09/1983
09/13/1983CA1153564A1 Thin wrist-watch
07/1983
07/19/1983CA1150066A1 Thin wrist-watch
03/1983
03/15/1983US4376996 Thin stepping motor watch
03/15/1983US4376991 Electronic watch with analogic display
02/1983
02/22/1983US4374623 Light beam clock
12/1982
12/21/1982US4364671 Electronic watch with display by discs
11/1982
11/02/1982US4357691 Rectangular-faced clock
03/1982
03/16/1982US4320476 Electronic watch with a device for controlling and driving the day of the month
08/1981
08/04/1981US4282592 Indicating member advancing mechanism
07/1981
07/14/1981US4279031 Luminous clock display using optical fibers
07/07/1981US4277841 Elapsed time indicator
06/1981
06/30/1981US4276628 Electronic timepiece
06/16/1981US4274154 Luminous clock display using optical fibers
06/02/1981US4271494 Correcting device for calendar in an analog type electronic watch
06/02/1981US4271493 Electronic timepiece
05/1981
05/05/1981US4266289 Calendar correcting mechanism
04/1981
04/14/1981US4262345 Electronic clock having an analog display and a plurality of digital functions
04/07/1981US4261046 Timepiece
03/1981
03/17/1981US4257113 Electromechanical calendar timepiece
03/11/1981EP0024937A2 Rectangular-faced clock
02/1981
02/24/1981US4253171 Electromechanical character display
02/10/1981US4250572 Watch module construction
11/1980
11/25/1980US4236240 Watch module construction
07/1980
07/15/1980CA1081510A1 Controlled reflection readout for displays
04/1980
04/22/1980US4198808 Calendar timepiece
03/1980
03/18/1980US4193256 Digital clocks provided with time switch mechanisms
02/1980
02/19/1980US4188777 Electro-mechanical calendar watch
02/19/1980US4188774 Electro-mechanical calendar timepiece
12/1979
12/18/1979US4178752 Shutter type digital clocks
11/1979
11/27/1979US4175373 Digital clock
11/27/1979US4175372 Electronic timepiece
11/20/1979CA1066514A1 Digital timepiece having means for selectively or simultaneously displaying both conventional time and remaining time functions
10/1979
10/30/1979US4172358 High accuracy timer actuating mechanism in a leaf type digital clock
07/1979
07/31/1979US4162609 Film display clock
08/1978
08/01/1978US4103483 Electronic wristwatch
12/1977
12/13/1977US4063111 Solid state touch switch
09/1977
09/27/1977US4050232 Construction of a frame of a digital clock
06/1977
06/28/1977US4031642 Automatic calendar
05/1977
05/10/1977US4022015 Time indicating device
09/1976
09/14/1976US3979898 Handless timepiece
06/1976
06/29/1976US3965668 Shutter type digital clock
06/08/1976US3961432 Digital indicator
05/1976
05/18/1976US3956879 Time indicating device
05/04/1976US3953965 Digital clock
03/1976
03/23/1976US3945191 Electronic timepiece having complementary electro-optical and electro-mechanical displays
02/1976
02/24/1976US3940761 Memory mechanism
02/03/1976US3936752 Device for presetting a television program and the like
02/03/1976US3935700 Switching mechanism for electronic watch electro-optic display
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