Public Timelines

For educational institutions For teachers For students Cabinet

For educational institutions For teachers For students Open cabinet

Create a timeline

Public timelines

About & Feedback Acordo Privacidade FAQ

Cabinet Get premium

Donate

15 jan 1644 ano - El abaco

Descrição:

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.

Adicionado na linha do tempo:

evolución de la tecnología

12 out 2018

0

0

275

Data:

15 jan 1644 ano

Agora

~ 382 years ago

Imagens:

About & Feedback Acordo Privacidade FAQ

Cabinet Get premium

Donate

The service accepts bank transfer (ACH, Wire) or cards (Visa, MasterCard, etc). Processed by Stripe.

Secured with SSL