US Patent 7217359 Columns for chromatograph
Patent 7217359 was granted and assigned to NGK Insulators on May, 2007 by the United States Patent and Trademark Office.
Is a
Current Assignee
Date Filed
July 19, 2004
Date of Patent
May 15, 2007
Patent Application Number
10894222
Patent Jurisdiction
Patent Number
Patent Primary Examiner
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