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1 jan 1876 ano - Teléfono - 1876

Descrição:

Elisha Gray y Alejandro Graham Bell compitieron cerradamente para construir el primer teléfono funcional hasta que en 1876 Graham Bell ganó (por poco). En la actualidad, se estima que hay unas 1,300 millones de líneas telefónicas en el mundo.

Adicionado na linha do tempo:

Inventos que revolucionaron el mundo

ByHUGO VARELA
21 set 2018

Data:

1 jan 1876 ano
Agora
~ 148 years ago

Imagens:

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