Merriman, M <br/><br/>
Respirator innovation.  [electronic resource] 

 -  Occupational health & safety (Waco, Tex.)  Sep 1990 
 - 28-30, 56 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>0362-4064 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Equipment Design<br/>Filtration--instrumentation<br/>Respiratory Protective Devices