179737 ⎘
Apparatus for measuring unknown time intervals by mechanical means using a mechanical oscillator; Watches or clocks with stop devices, e.g. chronograph; Special arrangements indicating measured time by other than hands, e.g. numbered bands, drums, discs or sheet
METHOD OF CONFIGURING TIMER AND TIMER USING THE METHOD
#2Device for displaying an indication of time or derived from the time and indexing device
#3Horological display system
#4Chronograph repeater mechanism with safety function
#5Chronograph repeater mechanism with safety function
#6Acoustic timepiece display mechanism, particularly a chronograph repeater
#7Chronograph watch
#8Running reserve indicator for a mechanical clockwork
#9Display device for a watch
#10Instrument for measuring intervals of time comprising a ringing mechanism