DIFF Subgroup
B23P 19/084 Full Title
Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation ; Tools or devices therefor so far as not provided for in other classes (hand tools in general B25) > for assembling or disassembling parts > Machines for placing washers, circlips, or the like on bolts or other members
Of 2 combined children, 0 exist in both systems.
2 codes are CPC-only extensions.