US Patent 7780241 Two-piece expandable thrust washer and machine using same
Patent 7780241 was granted and assigned to Caterpillar Inc. on August, 2010 by the United States Patent and Trademark Office.
Is a
Current Assignee
Date Filed
June 12, 2007
Date of Patent
August 24, 2010
Patent Application Number
11811914
Patent Jurisdiction
Patent Number
Patent Primary Examiner
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