US Patent 7137464 Stair climbing hand truck
Patent 7137464 was granted and assigned to Wesco Industrial Products on November, 2006 by the United States Patent and Trademark Office.
Is a
Current Assignee
Date Filed
September 15, 2004
0
Date of Patent
November 21, 2006
0
Patent Application Number
10941252
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Patent Inventor Names
Richard D. Stahler, Sr.
0
Patent Jurisdiction
Patent Number
Patent Primary Examiner
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