9 ч 7 мин, 1 янв 1962 г. - 1962- Discovery of LED Lighting General Electric Company scientist, Nick Holonyack, invented the first visible light LED. Holonyack is often called the "Father of the light emitting diode" for his pioneering of the technology.
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Дата:
9 ч 7 мин, 1 янв 1962 г.
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~ 63 г назад