MULTI COLOURS DEVICE ILLUMINATION
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United States of America Patent
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app pub date -
Nov 13, 2013
filing date -
Jun 30, 2004
priority date (Note) -
Abandoned
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Abstract
A portable device having within it a multicolour illumination arrangement comprising: a surface; a plurality of light sources, at least one of the plurality of light sources being capable of generating two or more emission colours; and drive means for causing the emission colour of the at least one light source to vary; whereby the illumination arrangement can produce a varying illumination through at least part of the surface.
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