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AIzaSyAYiBZKx7MnpbEhh9jyipgxe19OcubqV5w
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20 gen 1971 anni - Nuevo evento

Descrizione:

Como resultado del desarrollo de nuevos materiales semiconductores, los LED se producen en nuevos colores: verde, naranja y amarillo. El rendimiento y la efectividad del LED continúa mejorando.

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ByBastian Quillay Tapia
19 ago 2019
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134

Data:

20 gen 1971 anni
Adesso
~ 54 years ago
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