33
/pt/
AIzaSyAYiBZKx7MnpbEhh9jyipgxe19OcubqV5w
August 1, 2025
2713341
231005
2
Public Timelines
Public TimelinesFAQ
Public TimelinesFAQ
For educational institutions For teachers For students Cabinet
For educational institutions For teachers For students Open cabinet
Criar
Create a timeline
Public timelines
Library
FAQ

1 jan 1920 ano - Primer sistema PMR-AM en Detroit

Descrição:

los origenes de las comunicacione moviles estan asociados a los sistemas Private Mobile Radio (PMR), por la simplicidad de su concepto.

Adicionado na linha do tempo:

timeline comunicaciones moviles

ByEdgar Vega
23 fev 2019
0
0
306

Data:

1 jan 1920 ano
Agora
~ 105 years ago

Imagens:

About & FeedbackAcordoPrivacidadeBibliotecaFAQ
Support 24/7  
CabinetGet premium
Donate
The service accepts bank transfer (ACH, Wire) or cards (Visa, MasterCard, etc). Processed by Stripe.
Secured with SSL