DIFF Subgroup
E05D 7/0018 Full Title
Hinges or pivots of special construction (used for special suspension arrangements E05D15/00; so as to be self-closing E05F1/06, E05F1/12; with means for raising wings before being turned E05F7/02)
Of 2 combined children, 0 exist in both systems.
2 codes are CPC-only extensions.