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Publication of BE643135ApublicationCriticalpatent/BE643135A/xx
E05D—HINGES OR SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS
E05D15/00—Suspension arrangements for wings
E05D15/40—Suspension arrangements for wings supported on arms movable in vertical planes
E05D15/44—Suspension arrangements for wings supported on arms movable in vertical planes with pivoted arms and vertically-sliding guides
E05D15/445—Suspension arrangements for wings supported on arms movable in vertical planes with pivoted arms and vertically-sliding guides specially adapted for overhead wings
