US Patent 7391540 Sheet-fed scanner capable of switching backgrounds
Patent 7391540 was granted and assigned to Avision on June, 2008 by the United States Patent and Trademark Office.
Is a
Current Assignee
Date Filed
June 21, 2005
0
Date of Patent
June 24, 2008
0
Patent Application Number
11156584
0
Patent Inventor Names
Chi-Yao Chen
0
Patent Jurisdiction
Patent Number
Patent Primary Examiner
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