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1 jan 1961 ano - Изобретение арифмометра.

Descrição:

Арифмометр - настольная вычислительная машина для выполнения арифметических действий. Была изобретена Б. Паскалем

Adicionado na linha do tempo:

Мария

ByМария Рыжикова
10 dez 2017
0
0
445

Data:

1 jan 1961 ano
Agora
~ 64 years ago
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