IPC Subgroup
B28D 1/2 by planing, e.g. channeling by means of planing tools
Introduced: September 1968
Last revised: January 2006
Full Title
Working stone or stone-like materials, e.g. brick, concrete, not provided for elsewhere; Machines, devices, tools therefor > by planing, e.g. channeling by means of planing tools
Classification Context
- Section:
- PERFORMING OPERATIONS; TRANSPORTING
- Class:
- WORKING CEMENT, CLAY, OR STONE
- Subclass:
- WORKING STONE OR STONE-LIKE MATERIALS
Related Keywords
PLANING of stone