IPC Subgroup
B21K 5/2 Making working faces of dies, either recessed or outstanding
Introduced: September 1968
Last revised: January 2006
Full Title
Making tools or tool parts, e.g. pliers > Making working faces of dies, either recessed or outstanding
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 working faces of DIES by forging, pressing or hammering