IPC Subgroup
B21D 51/54 cartridge cases, e.g. for ammunition, for letter carriers in pneumatic-tube plants
Introduced: September 1968
Last revised: January 2006
Full Title
Making hollow objects > characterised by the use of the objects > cartridge cases, e.g. for ammunition, for letter carriers in pneumatic-tube plants
Classification Context
- Section:
- PERFORMING OPERATIONS; TRANSPORTING
- Class:
- MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- Subclass:
- WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL