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9 out 1642 ano - Calculadora de Pascal (1642)

Descrição:

Blaise Pascal inventó una máquina de sumar mecánica para ayudar a su padre a calcular impuestos.

Adicionado na linha do tempo:

Evolucion de los computadores

ByCristian Arenas
10 fev 2020

Data:

9 out 1642 ano
Agora
~ 381 years ago
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