Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
February 16, 2010
Patent Application Number
10494747
Date Filed
November 5, 2002
Patent Primary Examiner
Patent abstract
A prism sheet, including a reflective surface having a first side formed by at least a small curvature surface and a surface different from the small curvature surface, and a second side formed by a planar surface.
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