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20 Jan 1890 Jahr - Alfabeto Mecánico

Beschreibung:

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

Zugefügt zum Band der Zeit:

PRECURSORES DE LA COMPUTACIÓN

ByPikachu
16 Feb 2018

Datum:

20 Jan 1890 Jahr
Jetzt
~ 134 years ago

Abbildungen:

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