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30 ottob 1979 anni - Conmutación - conmutación de circuitos Frecuencia - 800- 900 MHz Ancho de banda de RF - 30 kHz.
Aggiunto al nastro di tempo:
Evolución de la red de comunicación móvil
By
David Morales
22 ott 2018
0
0
395
Data:
30 ottob 1979 anni
Adesso
~ 44 years ago
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