US Patent 7290955 Bold-fine multiple width marking instrument
Patent 7290955 was granted and assigned to Sanford L.P. on November, 2007 by the United States Patent and Trademark Office.
Is a
Current Assignee
Date Filed
August 18, 2004
Date of Patent
November 6, 2007
Patent Application Number
10920777
Patent Jurisdiction
Patent Number
Patent Primary Examiner
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