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20 jul 1958 ano - Digital phonelines

Descrição:

Digital phone lines came into use, as prior to this copper telephone lines were being used.

Adicionado na linha do tempo:

History of computing 30s - present day

ByLuca Stacchini

20 set 2017

0

0

1042

Data:

20 jul 1958 ano

Agora

~ 67 years ago

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