DIFF Main Group Additional Only
G02C 2200/00 Generic mechanical aspects applicable to one or more of the groups G02C1/00 - G02C5/00 and G02C9/00 - G02C13/00 and their subgroups
Of 16 combined children, 0 exist in both systems.
16 codes are CPC-only extensions.
Note: 16 CPC extensions are marked as secondary classification only.