IPC Main Group
E05B 39/00 Locks giving indication of unauthorised unlocking
Introduced: September 1968
Last revised: January 2006
Classification Context
- Section:
- FIXED CONSTRUCTIONS
- Class:
- LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- Subclass:
- LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
2 direct subcodes
Child Classifications
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- E05B 39/02 with destructible seal closures or paper closures
- E05B 39/04 with counting or registering devices