AN IMPROVED EXHALATION VALVE FOR RESPIRATORS
The present invention provides an improved exhalation valve (100) for respirators which offers maximum possible comfort to the wearer while simultaneously ensuring that there is no reverse flow of air through the exhalation valve i.e., that contaminants do not enter insi...
[Class : 35] Retail Services, Presentation Of Goods For The Purpose Of Sale, Running Franchise Outlets, Providing The Above Services In Traditional Manner And Via Online Medium Through Internet In Respect Of Face Masks For Medical Use; Face Mask For Surgical Use; Protective Masks For Medical Use.