179636 ⎘
Watchmakers' or watch-repairers' machines or tools for working materials; Devices for shaping or setting watch glasses Shaping by removing material, e.g. cutting out from a plate, milling the edges
Method for cutting watch crystals
#2External piece for a timepiece and system of manufacturing the same
#3System for machining a bevel
#4Case closed by a glass with an invisible joint or one that can be decorated and manufacturing methods