US Patent 7621374 Sectional overhead ladder with a fold assist feature
Patent 7621374 was granted and assigned to Precision Ladders, Llc on November, 2009 by the United States Patent and Trademark Office.
Is a
Current Assignee
Date Filed
August 10, 2005
Date of Patent
November 24, 2009
Patent Application Number
11201029
Patent Citations Received
Patent Inventor Names
Steven M. Richey
0
Patent Jurisdiction
Patent Number
Patent Primary Examiner
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