Damage-resistant mechanical metronome
Dashboard clock
Data processing arrangement for processing waiting time...
Date and day/date indication system for a watch with quick...
Date display type electronic timepiece with stopwatch functions
Date indicator mechanism for watch movement
Date printing device with electronic calendar
Date printing device with electronic calendar clock
Day-date watch calendar mechanism
Decimal single time-unit counter
Defrost bimetal for interrupting time cycle ice maker during...
Defrost circuit for refrigerator
Defrost timer having selectable defrost time
Determination of parameters of an autocorrelation function
Device for displaying time in selectable display patterns
Device for introducing values into a calculating machine,...
Device for measuring time
Device for producing a signal having a substantially...
Device for setting an electronic timepiece
Device time adjustment for accurate data exchange