17 mayo 1890 año - Punch Cards
Descripción:
A punched card or punch card is a piece of stiff paper that can be used to contain digital information represented by the presence or absence of holes in predefined positions. The information might be data for data processing applications or, in earlier examples, used to directly control automated machinery.
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fecha:
17 mayo 1890 año
Ahora mismo
~ 134 years ago
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