US Patent 7951469 Welding material and welded joint structure
Patent 7951469 was granted and assigned to Sumitomo Metal Industries on May, 2011 by the United States Patent and Trademark Office.
Is a
Current Assignee
Date Filed
January 22, 2010
Date of Patent
May 31, 2011
Patent Application Number
12691859
Patent Jurisdiction
Patent Number
Patent Primary Examiner
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