Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
August 8, 2006
Patent Application Number
10670728
Date Filed
September 26, 2003
Patent Primary Examiner
Patent abstract
A half-mirror evaporated layer is formed by spattering all over a front face of a resin substrate, and at the front faces of the reflector parts, aluminum evaporated layers are further formed to be reflecting mirror faces on the half-mirror evaporated layer, while at the front face of an extension, the half-mirror evaporated face is exposed as a half-mirror face.
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