US Patent 7517412 Ash and dust removal method
Patent 7517412 was granted and assigned to Philip Morris USA on April, 2009 by the United States Patent and Trademark Office.
Is a
Current Assignee
Date Filed
November 28, 2006
Date of Patent
April 14, 2009
Patent Application Number
11605081
Patent Inventor Names
Charles Gary Atwell
0
Patent Jurisdiction
Patent Number
Patent Primary Examiner
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