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jan 1, 1639 - La Pascalina

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La Pascalina és una de les primeres calculadores mecàniques, que funcionava a base de rodes i engranatges. Va ser inventada per Blaise Pascal l'any 1645.

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ByLaura
29 Sep 2017
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Date:

jan 1, 1639
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~ 387 years ago

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