US Patent 8424636 Muffler assembly and process of manufacture
Patent 8424636 was granted and assigned to E.I. Du Pont De Nemours And Company on April, 2013 by the United States Patent and Trademark Office.
Is a
Current Assignee
Date Filed
April 24, 2012
Date of Patent
April 23, 2013
Patent Application Number
13454207
Patent Citations Received
Patent Jurisdiction
Patent Number
Patent Primary Examiner
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