LED LAMPS WITH IMPROVED QUALITY OF LIGHT
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United States of America Patent
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Issued Date -
Nov 28, 2013
app pub date -
May 3, 2013
filing date -
May 4, 2012
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Abandoned
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Abstract
LED lamps having improved light quality are disclosed. The lamps emit more than 500 lm and more than 2% of the power in the spectral power distribution is emitted within a wavelength range from about 390 nm to about 430 nm.
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