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18 sett 1818 anni - появился механический калькулятор

Descrizione:

механический калькулятор- мог не только складывать и умножать, но и вычитать и делить.

Aggiunto al nastro di tempo:

История развития ВТ

ByЕвгений

22 set 2017

0

0

593

Data:

18 sett 1818 anni

Adesso

~ 207 years ago

Immagini:

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