Accuracy correction in an electronic timepiece

Advanced clock measurement system

Analog electric timepiece

Analog electronic clock having reset current conductive...

Analog electronic timepiece

Apparatus for correcting a timepiece display

Apparatus for manual adjustment of a clock

Apparatus for the selection or correction of data in an electron

Arrangement for adjusting the hand position of a watch

Automatic circuit and method for temperature compensation of...

Automatic circuit and method for temperature compensation of...

Automatic setting device

Auxiliary timing source for ac-powered electronic clocks

Ballistic effect data selection method, intended to be implement

Basic circuit for electronic timepieces

Case for a watch movement

Case for a watch movement

Circuit and method for correcting the rate of an electronic time

Circuit arrangement for adjusting a pulse frequency of a quartz-

Circuit for shaping a signal produced by a contact