Patent classifications
E
FIXED CONSTRUCTIONS
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E05
LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
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E05B
LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
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21/00
Locks with lamelliform tumblers; which are not set by the insertion of the key and; in which the tumblers do not follow the movement of the bolt; e.g. Chubb-locks
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E05B21/06
Cylinder locks, e.g. protector locks
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E05B21/063
of the sliding-plate tumbler type
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