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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
By
Pikachu
16 Feb 2018
1
0
390
Date:
jan 20, 1890
Now
~ 134 years ago
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