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BOULET FRERES ET CO SOC
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BOULET FRERES ET CO SOC
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Application filed by BOULET FRERES ET CO SOCfiledCriticalBOULET FRERES ET CO SOC
Application grantedgrantedCritical
Publication of FR42538EpublicationCriticalpatent/FR42538E/fr
E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
E06B9/00—Screening or protective devices for wall or similar openings, with or without operating or securing mechanisms; Closures of similar construction
E06B9/56—Operating, guiding or securing devices or arrangements for roll-type closures; Spring drums; Tape drums; Counterweighting arrangements therefor
E06B9/78—Operating, guiding or securing devices or arrangements for roll-type closures; Spring drums; Tape drums; Counterweighting arrangements therefor for direct manual operation, e.g. by tassels, by handles
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FR42538D1932-03-311932-03-31Perfectionnements aux dispositifs de suspension et de déplacement des rideaux ou des portières
ExpiredFR42538E
(fr)