DIFF Subgroup
B24B 37/11 Lapping tools
Introduced: January 2012
Full Title
Full titles differ between systems:
IPC:
Lapping machines or devices; Accessories > Lapping tools
CPC:
Lapping machines or devices; Accessories (B24B3/00 takes precedence) > Lapping tools
IPC and CPC are identically structured here. All 2 subcodes exist in both systems.
IPC defines codes here since 2012.
Child Classifications
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- B24B 37/20 Lapping pads for working plane surfaces since 2012 +1 CPC IPC+CPC Available in IPC and CPC