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3h 9min, jan 1, 1884 y - DORR FELT

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

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HISTORIA DE LA INFORMÁTICA

ByBryan Jiménez

2 Oct 2017

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3h 9min, jan 1, 1884 y

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~ 141 years ago

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