A device for precisely measuring the duration of a time...
A miniature atomic frequency standard
Activatable time-temperature indicator system
Activity timer for meditation
Actual operating time indicator
Add-on unit for automatically adjusting a thermostat
Apparatus and method for measuring very accurately the time...
Apparatus for alerting a patient to take medication
Apparatus for automatically measuring time intervals
Apparatus to measure liquid discharge duration and average...
Appliance timer having an auxiliary switching assembly for...
Arrangement for the precise electronic determination of the...
Automatic parking coupon
Automatic periodically actuated spray dispenser
Automatic resetting timer
Best before detector
Beverage timing method and apparatus
Cam operated timer motor
Cardiopulmonary resuscitation time piece
Chronograph with last pulse capability