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4 ore 6 dic 1878 anni - Switch board

Descrizione:

The first phone with a manual switch board was invented in 1878 and it was first debuted in Boston

Aggiunto al nastro di tempo:

The History of Phones Timeline

BySathmini BATAGODA

29 nov 2017

0

0

805

Data:

4 ore 6 dic 1878 anni

Adesso

~ 146 years ago

Immagini:

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