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9 Jan 1623 Jahr - First automatic calculartors

Beschreibung:

Wilhelm Schickard designed the first calculator capable of doing addition automatically.
This was the first device that did not rely on a person to do math,

Zugefügt zum Band der Zeit:

ByFin
31 Jan 2020
2
0
664

Datum:

9 Jan 1623 Jahr
Jetzt
~ 402 years ago