DIFF Subgroup
B23Q 17/10 for indicating or measuring cutting speed or number of revolutions
Introduced: September 1968
Full Title
Full titles differ between systems:
IPC:
Arrangements for indicating or measuring on machine tools > for indicating or measuring cutting speed or number of revolutions
CPC:
Arrangements for indicating or measuring on machine tools (for automatic control or regulation of feed movement, cutting velocity or position of tool or work B23Q15/00) > for indicating or measuring cutting speed or number of revolutions
No child classifications to compare. This is a leaf node in both IPC and CPC.