US Patent D638751 Ballast plow

Patent D638751 was granted and assigned to Georgetown Rail Equipment Company on May, 2011 by the United States Patent and Trademark Office.

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Patent Number

Patent Inventor Names

Carlos Martinez0

Charles W Aaron0

Date of Patent

May 31, 2011

Patent Application Number

293840160

Date Filed

January 25, 2011

Patent Primary Examiner

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