DIFF Subgroup
B24B 21/12 involving a contact wheel or roller pressing the belt against the work
Introduced: September 1968
Full Title
Full titles differ between systems:
IPC:
Machines or devices using grinding or polishing belts; Accessories therefor > for grinding plane surfaces > involving a contact wheel or roller pressing the belt against the work
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 plane surfaces > involving a contact wheel or roller pressing the belt against the work
IPC and CPC are identically structured here. All 1 subcodes exist in both systems.
Child Classifications
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