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1 juill. 1920 - 1920

Description:

La primera emisora de carácter regular e informativo es la estación 8MK (hoy día WWJ) de Detroit, Míchigan (Estados Unidos), en la frecuencia de 1500 kHz.

Ajouté au bande de temps:

Linea del Tiempo Realidad Virtual

ByChema
3 oct. 2018
0
0
902

Date:

1 juill. 1920
Maintenaint
~ Il y a 105 ans
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