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Publication of DK648474ApublicationCriticalpatent/DK648474A/da
E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
E05F3/00—Closers or openers with braking devices, e.g. checks; Construction of pneumatic or liquid braking devices
E05F3/22—Additional arrangements for closers, e.g. for holding the wing in opened or other position