US Patent 6876493 Electric projection screen roller and balance rod assembly
Patent 6876493 was granted and assigned to LG on April, 2005 by the United States Patent and Trademark Office.
Is a
Date Filed
February 11, 2004
0
Date of Patent
April 5, 2005
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Patent Application Number
10775092
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Patent Citations Received
Patent Inventor Names
Hsin-Fu Lin
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Patent Jurisdiction
Patent Number
Patent Primary Examiner
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