IPC Main Group
B21D 33/00 Special measures in connection with working metal foils, e.g. gold foils
Introduced: September 1968
Last revised: January 2006
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
Related Keywords
BEATING foil or leaf metalFLATTENING metal sheet by thinningplanishing metal FOIL(S)working GOLD foilHAMMERING metal plates or tubesworking METAL(S) foilPLANISHING metal by beating or hammering