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1 Dez 1820 Jahr - Entre 1821 y 1834. Charles Babbage ideó varias máquinas calculadoras que funcionaban mediante engranajes.
Zugefügt zum Band der Zeit:
linea del tiempo
By
Carla Miguel
8 Mon. zuvor
0
0
62
Datum:
1 Dez 1820 Jahr
Jetzt
~ 204 years ago
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