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18 jun 1642 año - Pascaline was invented.

Descripción:

the first calculator or adding machine to be produced in any quantity and actually used. Used metal wheels and spokes to input numbers then it could add or subract them.

Añadido al timeline:

INtro project

Byhunter
10 oct 2017

fecha:

18 jun 1642 año
Ahora mismo
~ 382 years ago

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