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20 Jul 1958 Jahr - Digital phonelines
Beschreibung:
Digital phone lines came into use, as prior to this copper telephone lines were being used.
Zugefügt zum Band der Zeit:
History of computing 30s - present day
By
Luca Stacchini
20 Sep 2017
0
0
761
Datum:
20 Jul 1958 Jahr
Jetzt
~ 65 years ago
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