IPC Subgroup
B24D 9/1 with suction means for securing the material
Introduced: September 1968
Last revised: January 2006
Full Title
Wheels or drums supporting in exchangeable arrangement a layer of flexible abrasive material, e.g. sandpaper > Circular back-plates for carrying flexible material > with suction means for securing the material
Classification Context
- Section:
- PERFORMING OPERATIONS; TRANSPORTING
- Class:
- GRINDING; POLISHING
- Subclass:
- TOOLS FOR GRINDING, BUFFING OR SHARPENING