Patents
Patents for E05B 27 - Cylinder locks with tumbler pins or balls that are set by pushing the key in (6,008)
07/1976
07/13/1976US3968668 Pickproof cylinder lock
06/1976
06/08/1976US3961507 Resettable axial pin tumbler lock
03/1976
03/23/1976US3945229 Bar-tumbler type safety lock
03/16/1976US3943739 Pin tumbler lock
03/09/1976US3943309 Lock mechanism
03/09/1976US3942345 Key operated magnetic tumbler lock
02/1976
02/17/1976US3938359 Lock assembly
02/17/1976US3938358 Pick-proof lock
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