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23 dic 1939 año - 1940 DC - La primera señal de televison es trasmitida poir cable coaxial desde el salón de convenciones de Philadelphia a un estudio en Radio City, Nueva York
Añadido al timeline:
Timeline of Telecommunications
By
Miguel Arciniega
8 feb 2018
0
0
276
fecha:
23 dic 1939 año
Ahora mismo
~ 84 years ago
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