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Publication of FR374836ApublicationCriticalpatent/FR374836A/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
E06B7/00—Special arrangements or measures in connection with doors or windows
E06B7/02—Special arrangements or measures in connection with doors or windows for providing ventilation, e.g. through double windows; Arrangement of ventilation roses
E06B7/03—Ventilating devices for inserting under upwardly-sliding windows
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FR374836D1907-01-271907-02-19Perfectionnements apportés aux ventilateurs pour fenetres
ExpiredFR374836A
(fr)