US Patent D618331 Roof exhaust vent
Patent D618331 was granted and assigned to Lomanco on June, 2010 by the United States Patent and Trademark Office.
Is a
Current Assignee
Date Filed
January 27, 2009
Date of Patent
June 22, 2010
Patent Application Number
29331524
Patent Inventor Names
Robert D. Stone
0
Patent Jurisdiction
Patent Number
Patent Primary Examiner
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