US Patent 7188955 Projection optical system
Patent 7188955 was granted and assigned to LG on March, 2007 by the United States Patent and Trademark Office.
Is a
Date Filed
May 13, 2004
0
Date of Patent
March 13, 2007
0
Patent Application Number
10844451
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Patent Inventor Names
Ho Joong Kang
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Patent Jurisdiction
Patent Number
Patent Primary Examiner
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