The Integral Rules of Good Lighting | #lâmpada de ..

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The Integral Rules of Good Lighting | #lâmpada de led para residência

The Integral Rules of Good Lighting

The Integral Rules of Good Lighting

But the first LED bulb was invented in 1962 by Nick Holonyak Jr. and his colleagues at General Electric (GE).

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Spark TV content creators EARN 55% of their channel on Spark TV!