DIFF Subgroup
B24B 19/10 for grinding pistons
Introduced: September 1968
Full Title
Full titles differ between systems:
IPC:
Single purpose machines or devices for particular grinding operations not covered by any other main group > for grinding non-circular cross-sections, e.g. shafts of elliptical or polygonal cross-section > for grinding pistons
CPC:
Single-purpose machines or devices for particular grinding operations not covered by any other main group (tapering, chamfering, or relief cutting of taps or reamers B24B3/20, B24B3/22, grinding screw threads B23G) > for grinding non-circular cross-sections, e.g. shafts of elliptical or polygonal cross-section > for grinding pistons
No child classifications to compare. This is a leaf node in both IPC and CPC.