US Patent 7610862 Rail road car truck with rocking sideframe
Patent 7610862 was granted and assigned to National Steel Car on November, 2009 by the United States Patent and Trademark Office.
Is a
Current Assignee
Date Filed
August 14, 2007
Date of Patent
November 3, 2009
Patent Application Number
11838434
Patent Jurisdiction
Patent Number
Patent Primary Examiner
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