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jan 20, 1890 - Alfabeto Mecánico

Description:

HARMANN HOLLERITH USA UNA PERFORADORA MECANICA PARA REPRESENTAR LETRAS DEL ALFABETO Y DIGITOS EN TARJETAS DE PAPEL.

Added to timeline:

PRECURSORES DE LA COMPUTACIÓN

16 Feb 2018

1

0

450

Date:

jan 20, 1890

Now

~ 135 years ago

Images:

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