IPC Subgroup
B28D 1/26 by impact tools, e.g. by chisels or other tools having a cutting edge
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 impact tools, e.g. by chisels or other tools having a cutting edge
Classification Context
- Section:
- PERFORMING OPERATIONS; TRANSPORTING
- Class:
- WORKING CEMENT, CLAY, OR STONE
- Subclass:
- WORKING STONE OR STONE-LIKE MATERIALS
Related Keywords
stone CHISELS; chiselling stonechisels for STONE(S)
1 direct subcode
Child Classifications
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- B28D 1/28 without cutting edge