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AIzaSyB4mHJ5NPEv-XzF7P6NDYXjlkCWaeKw5bc
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4 gen 1889 anni - Las centrales telefónicas automáticas

Descrizione:

Las centrales telefónicas automáticas, es decir, las llamadas sin operadora ni demora fueron ideadas en 1889 por un empresario de pompas fúnebres de Kansas City, Almon S. Strowger. Y su origen es de lo más curioso.

Aggiunto al nastro di tempo:

Martinez_Israel_HistoriaTelefono

ByIsrael Martinez Acosta
29 set 2018
0
0
405

Data:

4 gen 1889 anni
Adesso
~ 136 years ago

Immagini:

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