IPC Subgroup
B21G 3/14 Reducing diameter of parts otherwise than by rolling
Introduced: September 1968
Last revised: January 2006
Full Title
Making pins, nails, or the like > Reducing diameter of parts otherwise than by rolling
Classification Context
- Section:
- PERFORMING OPERATIONS; TRANSPORTING
- Class:
- MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- Subclass:
- MAKING NEEDLES, PINS OR NAILS OF METAL