IPC Subgroup
B21D 53/74 frames for openings, e.g. for windows, doors, handbags
Introduced: September 1968
Last revised: January 2006
Full Title
Making other particular articles > frames for openings, e.g. for windows, doors, handbags
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