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7 mai 1645 - 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.

Ajouté au bande de temps:

Date:

7 mai 1645
Maintenaint
~ Il y a 380 ans

Les images: