DIFF Subgroup
B24B 13/01 Specific tools, e.g. bowl-like; Production, dressing or fastening of these tools
Introduced: January 1985
Full Title
Full titles differ between systems:
IPC:
Machines or devices designed for grinding or polishing optical surfaces on lenses or surfaces of similar shape on other work; Accessories therefor > Specific tools, e.g. bowl-like; Production, dressing or fastening of these tools
CPC:
Machines or devices designed for grinding or polishing optical surfaces on lenses or surfaces of similar shape on other work; Accessories therefor (edging optical work, e.g. lenses, prisms B24B9/14) > Specific tools, e.g. bowl-like; Production, dressing or fastening of these tools
Of 1 combined children, 0 exist in both systems.
1 codes are CPC-only extensions.
Child Classifications
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