IPC Subgroup
E06B 5/01 Trap-doors
Introduced: September 1968
Last revised: January 2006
Full Title
Doors, windows, or like closures for special purposes; Border constructions therefor > Trap-doors
Classification Context
- Section:
- FIXED CONSTRUCTIONS
- Class:
- DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS, IN GENERAL; LADDERS
- Subclass:
- FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES, OR LIKE ENCLOSURES, IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
Related Keywords
SCUTTLE(S) covers or trap doorsTRAP(S) doors