US Patent 7815974 Gas diffuser membrane with coated substrate
Patent 7815974 was granted and assigned to Environmental Dynamics International on October, 2010 by the United States Patent and Trademark Office.
Is a
Current Assignee
Date Filed
July 3, 2006
Date of Patent
October 19, 2010
Patent Application Number
11428431
Patent Jurisdiction
Patent Number
Patent Primary Examiner
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