DIFF Subgroup Additional Only
B23Q 2705/062 for lathes
Full Title
Driving working spindles or feeding members carrying tools or work > Driving working spindles > Mechanical drives with means for varying the speed ratio > for lathes
Of 3 combined children, 0 exist in both systems.
3 codes are CPC-only extensions.
Note: 3 CPC extensions are marked as secondary classification only.