US Patent 7187477 Image scanning apparatus with speed-change gear module
Patent 7187477 was granted and assigned to BenQ on March, 2007 by the United States Patent and Trademark Office.
Is a
Current Assignee
0
Date Filed
December 12, 2002
0
Date of Patent
March 6, 2007
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Patent Application Number
10317976
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Patent Inventor Names
Sheng-Kao Chen
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Patent Jurisdiction
Patent Number
Patent Primary Examiner
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