DIFF Subgroup
B24B 21/02 for grinding rotationally symmetrical surfaces
Introduced: September 1968
Full Title
Full titles differ between systems:
IPC:
Machines or devices using grinding or polishing belts; Accessories therefor > for grinding rotationally symmetrical surfaces
CPC:
Machines or devices using grinding or polishing belts (for sharpening cutting edges of tools B24B3/00; portable belt-grinding machines B24B23/06); Accessories therefor > for grinding rotationally symmetrical surfaces
Of 1 combined children, 0 exist in both systems.
1 codes are CPC-only extensions.
Child Classifications
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