178928 ⎘
Normal winding of clockworks by hand or mechanically; Winding up several mainsprings or driving weights simultaneously Keys or the like with means preventing overwinding
Electronically Controlled Mechanical Watch
#2Timepiece transmission mechanism with reduced coupling force
#3Removable crown
#4Winding crown for a timepiece
#5Timepiece crown including an uncoupling mechanism
#6Timepiece crown including an uncoupling mechanism
#7CROWN FOR TIMEPIECE
#8Crown for timepiece with disconnecting gear device
#9Winder for mechanical clocks