Barrels; Arbors; Barrel Axles (arrangements Facilitating The Removal Of The Mainspring Subclass 291) [g04b 1/16] Patents (Class 968/12)

Cross-Reference Art Collections

Spring cylinder with friction transmission to the gearing (especially for roskopf clockworks; friction clutch between spring and spring cylinder subclass 15) [g04b 1/16b] (Class 968/13)

There are no patents to show for this class.