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7 magg 1645 anni - Pascaline (1645) The pascaline is a mechanical calculator. The calculater featured mechanical wheels with spokes labeled 0-9. To input a number, the user would place a stylus in the corresponding place between the spokes.

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Robert Asztalos - Calculator Timeline

ByRobert
20 ott 2017
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Data:

7 magg 1645 anni
Adesso
~ 380 years ago

Immagini:

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