IPC Subgroup
E05B 11/02 before the wing is locked
Introduced: September 1968
Last revised: January 2006
Full Title
Devices preventing keys from being removed from the lock > before the wing is locked
Classification Context
- Section:
- FIXED CONSTRUCTIONS
- Class:
- LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- Subclass:
- LOCKS; ACCESSORIES THEREFOR; HANDCUFFS