DIFF Subgroup
E05C 17/003 Full Title
Devices for holding wings open; Devices for limiting opening of wings or for holding wings open by a movable member extending between frame and wing; Braking devices, stops or buffers, combined therewith (combined with hinges E05D11/00; combined with operating apparatus for wings E05F; other braking devices, stops, buffers E05F5/00)
Of 1 combined children, 0 exist in both systems.
1 codes are CPC-only extensions.