IPC Subgroup
A62B 9/04 Couplings; Supporting frames
Introduced: September 1968
Last revised: January 2006
Full Title
Component parts for respiratory or breathing apparatus > Couplings; Supporting frames
Classification Context
- Section:
- HUMAN NECESSITIES
- Class:
- LIFE-SAVING; FIRE-FIGHTING
- Subclass:
- DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING