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10 nov 1963 ano - Central Publica Telefonica

Descrição:

Se instala la primera central publica telefonica, en USA, con componentes electronicos e incluso parcialemente digital.

Adicionado na linha do tempo:

Historia de la Telecomunicaciones

25 mai 2018

0

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719

Data:

10 nov 1963 ano

Agora

~ 61 years ago

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