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3 ore 9 min, 1 gen 1884 anni - DORR FELT

Descrizione:

Desarrolló su comptómetro, el cual fue la primera calculadora que se operaba con sólo presionar teclas en vez de, por ejemplo, deslizar ruedas.

Aggiunto al nastro di tempo:

HISTORIA DE LA INFORMÁTICA

ByBryan Jiménez

2 ott 2017

0

0

739

Data:

3 ore 9 min, 1 gen 1884 anni

Adesso

~ 141 years ago

Immagini:

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