DIFF Subgroup
B23Q 5/261 Full Title
Driving or feeding mechanisms; Control arrangements therefor (automatic control B23Q15/00; copying B23Q33/00, B23Q35/00; specially adapted for boring or drilling machines B23B39/10, B23B47/00 ) > Feeding members carrying tools or work > Fluid-pressure drives
Of 1 combined children, 0 exist in both systems.
1 codes are CPC-only extensions.