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1 Jan 1950 Jahr - 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.
Zugefügt zum Band der Zeit:
Historia Telecomunicaciones Colombia
By
Nilson Reyes Sigua
5 Okt 2018
0
0
262
Datum:
1 Jan 1950 Jahr
Jetzt
~ 74 years ago
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