Automatic alarm fireproof door

The utility model discloses an automatic alarm fireproof door, which belongs to the technical field of fireproof doors and comprises a door frame and a fireproof door body arranged on the door frame, a handle is arranged on the fireproof door body, a light-transmitting window body is arranged below...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	LI CHAO, WANG FEI, NIU TONG, SONG ZHONGFU
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	ALARM SYSTEMS DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL FIXED CONSTRUCTIONS FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES,FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS,BLINDS, GATES LADDERS ORDER TELEGRAPHS PHYSICS SIGNALLING SIGNALLING OR CALLING SYSTEMS
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