US Patent 7216873 Drill chuck
Patent 7216873 was granted and assigned to Rohm (company) on May, 2007 by the United States Patent and Trademark Office.
Is a
Current Assignee
Date Filed
November 5, 2004
Date of Patent
May 15, 2007
Patent Application Number
10981860
Patent Inventor Names
Hans-Dieter Mack
0
Patent Jurisdiction
Patent Number
Patent Primary Examiner
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