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15 gen 1644 anni - El abaco

Descrizione:

Hay una creencia común de que los Chinos inventaron el ábaco y su uso se hizo famoso en la edad media de china ,durante la dinastía ming.

Aggiunto al nastro di tempo:

evolución de la tecnología

12 ott 2018

0

0

274

Data:

15 gen 1644 anni

Adesso

~ 382 years ago

Immagini:

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