Respirator for only filtering air inhaled

A respirator for only filtering air inhaled, which comprises a nose-cover portion and mouth-cover portion for covering a person's nose and mouth respectively; both sides of the two portions have lugs to be fastened together using a strap; each of the two portions has an exhausting hole without...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	LIU, CHINIA
Format:	Patent
Sprache:	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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