1 3714773 AMPLITUDE CONTROL MEANS FOR BALANCE WHEEL OSCILLATOR 2 3766729 QUARTZ CONTROLLED CHRONOMETER A quartz controlled timekeeping device such as a chronometer or watch comprises a high frequency quartz oscillator which is coupled to a divider which reduces the quartz frequency to the required... 3 3668860 HIGH VOLTAGE WATCH POWER SUPPLY A power supply for a watch including voltage multiplying