IPC Subgroup
B21K 1/28 wheels; discs
Introduced: September 1968
Last revised: January 2006
Full Title
Making machine elements > wheels; discs
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
7 direct subcodes
Child Classifications
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