US Patent 7485197 Method for manufacturing martensitic stainless steel tube
Patent 7485197 was granted and assigned to Sumitomo Metal Industries on February, 2009 by the United States Patent and Trademark Office.
Is a
Current Assignee
Date Filed
March 31, 2006
Date of Patent
February 3, 2009
Patent Application Number
11393792
Patent Inventor Names
Mutsumi Tanida
0
Patent Jurisdiction
Patent Number
Patent Primary Examiner
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