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United States of America Patent
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Issued Date -
Dec 31, 2009
app pub date -
Jun 26, 2009
filing date -
Jun 27, 2008
priority date (Note) -
Abandoned
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Abstract
which is formed in the shape of a cylinder adjoining the above-mentioned first light guidance member and passes the above-mentioned emitted light directed toward the inside of a cylinder in a direction which intersects perpendicularly with the luminescence side of the above-mentioned plane light-emitter.
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