Device to stop timepiece balance wheels (hack feature)

Devices for controlling the operation of a mechanism such as...

Devious game piece timer

Dial

Dial train arrangement

Dial train friction device

Dickory dock grandchild clock

Digital alarm and subsidiary time electronic timepiece

Digital alarm timepiece with display of time remaining to...

Digital alarm watch with switching member for operating a...

Digital clock

Digital clock controlled by voltage level of clock reference...

Digital clock display

Digital clock with shiftable time display drums

Digital display indicator

Digital display timepiece

Digital electronic alarm timepiece

Digital electronic timepiece

Digital electronic watch with prevention of simultaneous...

Digital liquid crystal electronic timepiece