US Patent 7249543 4-in-1 pocket screwdriver
Patent 7249543 was granted and assigned to Advantek Marketing, Inc. on July, 2007 by the United States Patent and Trademark Office.
Is a
Current Assignee
Date Filed
April 13, 2006
Date of Patent
July 31, 2007
Patent Application Number
11403645
Patent Jurisdiction
Patent Number
Patent Primary Examiner
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