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SIMPLEX APPAREILS
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SIMPLEX APPAREILS
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Application filed by SIMPLEX APPAREILSfiledCriticalSIMPLEX APPAREILS
Priority to FR7413257ApriorityCriticalpatent/FR2268143A2/fr
Publication of FR2268143A2publicationCriticalpatent/FR2268143A2/fr
Application grantedgrantedCritical
Publication of FR2268143B2publicationCriticalpatent/FR2268143B2/fr
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
E05F1/00—Closers or openers for wings, not otherwise provided for in this subclass
E05F1/02—Closers or openers for wings, not otherwise provided for in this subclass gravity-actuated, e.g. by use of counterweights
E05F1/025—Closers or openers for wings, not otherwise provided for in this subclass gravity-actuated, e.g. by use of counterweights with rectilinearly-moving counterweights
FR7413257A1974-04-161974-04-16Automatically closing door with inner counterweight - has lower cantilever ball hinge and upper telescopic hinge
GrantedFR2268143A2
(en)
