Breathing filter

The invention relates to a breathing filter. The breathing filter comprises an upper housing and a lower housing which are oppositely inserted up and down, wherein the upper housing comprises an uppercover and an air inlet pipe opening formed in the upper cover; the lower housing comprises a lower c...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	WAN XIMING, TIAN SHUZENG, REN YONGCHENG, CHEN SANLING
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROMTHE BODY HUMAN NECESSITIES HYGIENE MEDICAL OR VETERINARY SCIENCE
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