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Sponsorship: IIT Research Institute United States Patent
Particle Counter Using a Variable Test Volume
Salkowski, Martin J.Lieberman, Alvin
4/24/2009 1970-03-31
United States Patent
Patent
application/pdf
IIT Research Institute
Open Access
No Copyright - United Stateshttp://rightsstatements.org/page/NoC-US/1.0/
http://hdl.handle.net/10560/2178
3,504,183