US Patent 7328654 Food warming apparatus
Patent 7328654 was granted and assigned to Duke Manufacturing Company on February, 2008 by the United States Patent and Trademark Office.
Is a
Current Assignee
Date Filed
October 31, 2003
Date of Patent
February 12, 2008
Patent Application Number
10698693
Patent Citations Received
Patent Jurisdiction
Patent Number
Patent Primary Examiner
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