Day and night depicting clock device
Decorative clock
Detection device of electronic timepiece
Device for projecting a rainbow-like spectral display in the for
Device for reading data from or writing data to magnetic storage
Device including at least two coaxial wheels and means for...
Device incorporating both time keeping and static adjustment...
Device producing stopping of a movable element in a determined p
Dial indicator display device
Digital sundial
Digital-analog display device for timepiece
Double-faced clock having a device for adjusting a time differen
Drive control system for stepping motor
Driving device especially for a timepiece
Driving device for a rotary member
Dual display synchronization system for a timepiece
Easily read rotary timepiece
Elapsed time indicator
Elapsed-time meter
Electric clock