Patents
Patents for G04B 3 - Normal winding of clockworks by hand or mechanically; Winding-up several mainsprings or driving weights simultaneously (547)
06/1992
06/24/1992CN2108321U Watch winding device
05/1992
05/21/1992DE4139902A1 Press knob switch for mechanical chess clock - has fine metal strips for stopping and starting, press knobs with casings on pillars with magnetic coatings and coated steel bearing block
08/1991
08/28/1991EP0443087A1 Push-button assembly
08/28/1991EP0443086A1 Winding mechanism
08/27/1991US5043958 Push button assembly particularly for a watchcase
08/22/1991DE4005242A1 Winding device for timepiece striking mechanism - has slider displaced along outside of timepiece case and cooperating operating bolt
06/1991
06/05/1991EP0429974A1 Water resistant control device for time piece
05/1991
05/15/1991EP0426941A1 Push-button assembly
03/1991
03/19/1991US5001687 Wristwatch with a switching crown
12/1990
12/05/1990EP0400207A1 Push-button
10/1990
10/24/1990CN1046396A Push button particularly for a watch case
10/17/1990EP0392980A1 Automatic installation for winding up a time-piece
10/17/1990EP0392307A1 Push-button, in particular for watch-case
07/1990
07/25/1990EP0378867A1 Wrist watch
12/1989
12/27/1989CN2050185U Wrist watch knob tool
10/1989
10/05/1989DE3809894A1 Watch
07/1989
07/05/1989EP0322511A1 Date indicator
04/1989
04/04/1989US4818830 Pushpiece mechanism for a timepiece
03/1989
03/21/1989US4815054 Manual control device for a watch movement
09/1988
09/20/1988US4773050 Miniature rotary timer
08/1988
08/03/1988EP0276688A1 Hand control device for a watch movement fitted in a case
10/1987
10/14/1987EP0240778A1 Push button mechanism for a time piece
12/1986
12/16/1986US4629331 Windable clockwork for a metronome
11/1986
11/18/1986US4623262 Timepiece having a transparent element partially covered by a coating
07/1986
07/02/1986EP0185717A1 Watch case with push buttons
04/1986
04/10/1986CN85108064A Wind up clock for metronome
01/1986
01/03/1986WO1986000152A1 Watch case with push buttons
05/1984
05/29/1984US4451719 Pushbutton switch for a timepiece
05/01/1984CA1166457A1 Timepiece with multifunctional member
01/1984
01/18/1984EP0098795A2 Time piece and method of manufacturing the same
06/1983
06/28/1983US4390289 Timepiece with multifunctional member
12/1982
12/21/1982US4364674 Watch cases with pushbuttons
12/07/1982US4362395 Device for winding and setting a timepiece
06/1982
06/01/1982CA1124853A1 Auto-tracking control system for use in apparatus for reproducing a video signal recorded in successive parallel tracks on a recording medium
05/1981
05/12/1981US4266774 Competitive game apparatus
04/1981
04/29/1981EP0027671A1 Device for winding up and setting a time measuring instrument
04/08/1981EP0026740A1 Screwed crown, rotatable around its axis relative to a housing, particularly for time-measuring devices
03/1981
03/11/1981EP0024893A1 Waterproof sport watch
02/1981
02/17/1981US4251838 Auto-tracking control system for use in apparatus for reproducing a video signal recorded in successive parallel tracks on a recording medium
01/1981
01/06/1981US4244044 Waterproof sport watch
10/1980
10/21/1980US4228647 Click mechanism of a timepiece
09/1980
09/23/1980US4223521 Wristwatch movement
11/1978
11/28/1978US4126992 Stem mechanism for a watch
11/1977
11/15/1977US4057958 Watch winder
07/1977
07/12/1977US4034553 Stem detent arrangement for wristwatch
11/1976
11/30/1976US3994125 Winding time-setting push-button assembly for a watch
08/1976
08/31/1976US3977178 Watch winding crown assembly
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