IPC Subgroup
E04F 17/08 for receiving utility lines, e.g. cables, pipes
Introduced: September 1968
Last revised: January 2006
Full Title
Vertical ducts; Channels, e.g. for drainage > for receiving utility lines, e.g. cables, pipes
Classification Context
- Section:
- FIXED CONSTRUCTIONS
- Class:
- BUILDING
- Subclass:
- FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS