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AIzaSyB4mHJ5NPEv-XzF7P6NDYXjlkCWaeKw5bc
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30 окт 1979 г. - Conmutación - conmutación de circuitos Frecuencia - 800- 900 MHz Ancho de banda de RF - 30 kHz.
Добавлено на ленту времени:
Evolución de la red de comunicación móvil
By
David Morales
22 окт 2018
0
0
522
Дата:
30 окт 1979 г.
Сейчас
~ 46 г назад
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