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YANSUN 50-Watt/100-Watt/150-Watt Equivalent A21 Energy Saving 3-Way LED Light Bulb in Warm White 3000K (2-Pack) H-XP03502E26D-2N1 - The Home Depot
Peerless Electronics Inc. - In October 1962, the first light-emitting diode (LED) was invented by scientist and employee of General Electric, Nick Holonyak by the working principle of Electroluminescence. EL (electroluminescence) is
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