Mask with breathing window

The utility model discloses a mask with a breathing window, which comprises tying belts, a mask body and the breathing window, the tying belts are connected to two side edges of the mask body, the breathing window is arranged on the mask body, the breathing window comprises a fixed frame, a cover pl...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	OU WEICHENG, WANG HAN, CAI YUANXIN, WANG MUXIAN
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	ACCESSORIES DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING FIRE-FIGHTING HUMAN NECESSITIES LIFE-SAVING OUTERWEAR PROTECTIVE GARMENTS WEARING APPAREL
Online-Zugang:	Volltext bestellen
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