US Patent 9200499 Dual wiper plug system
Patent 9200499 was granted and assigned to Smith International on December, 2015 by the United States Patent and Trademark Office.
Is a
Current Assignee
Date Filed
March 14, 2011
0
Date of Patent
December 1, 2015
0
Patent Application Number
13047680
0
Patent Citations Received
Patent Jurisdiction
Patent Number
Patent Primary Examiner
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