IPC Subgroup
B21J 13/04 Frames; Guides
Introduced: September 1968
Last revised: January 2006
Full Title
Details of machines for forging, pressing, or hammering > Frames; Guides
Classification Context
- Section:
- PERFORMING OPERATIONS; TRANSPORTING
- Class:
- MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- Subclass:
- FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES