IPC Subgroup
B21G 1/04 of needles specially adapted for use in machines or tools
Introduced: September 1968
Last revised: January 2006
Full Title
Making needles used for performing operations > of needles with eyes, e.g. sewing-needles, sewing-awls > of needles specially adapted for use in machines or tools
Classification Context
- Section:
- PERFORMING OPERATIONS; TRANSPORTING
- Class:
- MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- Subclass:
- MAKING NEEDLES, PINS OR NAILS OF METAL