IPC Subgroup
B21K 1/16 parts of pipe or hose couplings
Introduced: September 1968
Last revised: January 2006
Full Title
Making machine elements > fittings > parts of pipe or hose couplings
Classification Context
- Section:
- PERFORMING OPERATIONS; TRANSPORTING
- Class:
- MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- Subclass:
- MAKING FORGED OR PRESSED METAL PRODUCTS, e.g. HORSE-SHOES, RIVETS, BOLTS OR WHEELS
Related Keywords
making metal parts of HOSE(S) couplingsmaking metal parts of PIPE(S) couplings