179718 ⎘
Apparatus for measuring unknown time intervals by mechanical means using a mechanical oscillator Watches or clocks with stop devices, e.g. chronograph
Sub-classes:MEMBER FOR CONTROLLING A PLURALITY OF FUNCTIONS OF A TIMEPIECE MOVEMENT
#2Horological display system
#3Acoustic timepiece display mechanism, particularly a chronograph repeater
#4Timepiece mechanism for returning the seconds hand to zero with a snail cam
#5Watch comprising a transmission device between a control member and the movement
#6Device for a timepiece
#7Chronograph mechanism
#8Tilting coupling device for timepiece
#9Time measurement device
#10Method for making a timepiece component
#11Oscillators synchronised by an intermittent escapement
#12Timepiece with coupled oscillators in chronograph mode
#13Chronograph mechanism
#14Wearable electronic device with multiple display functionality
#15Timepiece having an automatic winding mechanism
#16Timepiece component and method for making same
#17Chronograph watch
#18Wearable electronic device with multiple display functionality
#19Zero-resetting device for a timepiece
#20Wearable electronic device with multiple display functionality
#21Wearable electronic device with multiple display functionality