179659 ⎘
Measuring, counting, calibrating, testing or regulating apparatus for balance wheels for balancing by removing material from the balance wheel itself
Sub-classes:Timepiece rate adjustment method
#2Method for determining an imbalance characteristic of an oscillator
#3Method of improving the pivoting of a wheel set
#4Method of improving the pivoting of a wheel set
#5Method for adjusting the oscillation frequency of a sprung balance assembly
#6Method of adjusting the oscillation frequency of a timepiece sub-assembly