US Patent 8002247 Cross purge valve and container assembly
Patent 8002247 was granted and assigned to AIR PRODUCTS AND CHEMICALS, INC. on August, 2011 by the United States Patent and Trademark Office.
Is a
Date Filed
May 13, 2009
Date of Patent
August 23, 2011
Patent Application Number
12464922
Patent Jurisdiction
Patent Number
Patent Primary Examiner
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