US Patent 7939478 Method of lubricating a marine diesel engine
Patent 7939478 was granted and assigned to The Lubrizol Corporation on May, 2011 by the United States Patent and Trademark Office.
Is a
Current Assignee
Date Filed
October 13, 2006
Date of Patent
May 10, 2011
Patent Application Number
12089796
Patent Jurisdiction
Patent Number
Patent Primary Examiner
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