FR814569A - Dispositif pour régler, sans démontage, la tension du ressort d'enroulement des montures ou rouleaux automatiques de stores
- Google Patents
Dispositif pour régler, sans démontage, la tension du ressort d'enroulement des montures ou rouleaux automatiques de stores
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COINDET ETS
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COINDET ETS
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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
E06B9/60—Spring drums operated only by closure members
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Engineering & Computer Science
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Structural Engineering
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Architecture
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Civil Engineering
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FR814569D1936-03-031936-03-03Dispositif pour régler, sans démontage, la tension du ressort d'enroulement des montures ou rouleaux automatiques de stores
ExpiredFR814569A
(fr)