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Application filed by Wilhelm MareschfiledCriticalWilhelm Maresch
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Publication of AT11976BpublicationCriticalpatent/AT11976B/de
E05C—BOLTS OR FASTENING DEVICES FOR WINGS, SPECIALLY FOR DOORS OR WINDOWS
E05C7/00—Fastening devices specially adapted for two wings
E05C7/04—Fastening devices specially adapted for two wings for wings which abut when closed
E05C7/06—Fastening devices specially adapted for two wings for wings which abut when closed a fastening device for one wing being actuated or controlled by closing another wing