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AIzaSyB4mHJ5NPEv-XzF7P6NDYXjlkCWaeKw5bc
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20 июл 1958 г. - Digital phonelines
Описание:
Digital phone lines came into use, as prior to this copper telephone lines were being used.
Добавлено на ленту времени:
History of computing 30s - present day
By
Luca Stacchini
20 сен 2017
0
0
1042
Дата:
20 июл 1958 г.
Сейчас
~ 67 г назад
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