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1 janv. 1950 - Se fusiona la Empresa de Radiocomunicaciones con Telecom. Operan mas de 1.000 oficinas de la red telegráfica inalámbrica del ministerio de correos y telégrafos. Se ensancha a 16.467 teléfonos el servicio automatizado de Medellín.

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Historia Telecomunicaciones Colombia

ByNilson Reyes Sigua
5 oct. 2018
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434

Date:

1 janv. 1950
Maintenaint
~ Il y a 75 ans
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