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 Un accord Confidentialité FAQ

Cabinet Get premium

Donate

1 janv. 1820 - Arithmometer

Description:

The Arithmometer was the first digital mechanical calculator strong enough and reliable enough to be used daily in an office environment.

Ajouté au bande de temps:

The Calculator

13 sept. 2017

0

0

678

Date:

1 janv. 1820

Maintenaint

~ Il y a 205 ans

Les images:

About & Feedback Un accord Confidentialité FAQ

Cabinet Get premium

Donate

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

Secured with SSL