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jan 1, 1200 BC - Ábaco

Description:

apareció al rededor del 1200 D.C. en China; en Chino, es llamado suan-pan.

Added to timeline:

Antecedentes de las computadoras

Bydiego ernesto
18 Oct 2018
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0
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Date:

jan 1, 1200 BC
Now
~ 3227 years ago

Images:

Geo:

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