(under subclass 325) Subject matter comprising means for cushioning, or otherwise safeguarding parts of the timepiece associated with the balance staff and bearing.
SEE OR SEARCH THIS CLASS, SUBCLASS:
141, for timepiece mainsprings with protection means.
286+, for timepiece cases with protection means.
SEE OR SEARCH CLASS
206, Special Receptacle or Package,
301+, for protective packaging of timepieces for shipment or storage.