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jan 1, 1820 - Арифмометр Томаса.
Description:
1820 году Чарльз Ксавьер Томас создал первое серийно выпускавшееся механическое счётное устройство — арифмометр Томаса, который мог складывать, вычитать, умножать и делить
Added to timeline:
Развитие техники
By
Darya
16 May 2017
0
0
1456
Date:
jan 1, 1820
Now
~ 205 years ago
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