Hairspring for a balance wheel/hairspring resonator
Mechanical oscillator
Mechanical timepiece with stud adjustment mechanism
Mechanical watch movement
Mechanically operating pendulum clock with an electronic correct
Method for manufacturing a balance-spring obtained according to
Oscillating system for mechanical timepiece
Pendulum box for clock
Pendulum means
Pendulum type decorative and time indicating device
Precision regulating device
Regulator for a timepiece movement
Rotary decoration driving device
Self-compensating balance spring for a mechanical oscillator of
Solar crystal motion device
Solar powered rainbow maker
Sound-producing attachment for a clock pendulum
Speed control mechanism and mechanical timepiece having the...
Speed control mechanism and mechanical timepiece having the...
Synchronizing system for oscillating mechanism