33
/
AIzaSyAYiBZKx7MnpbEhh9jyipgxe19OcubqV5w
August 1, 2025
3377087
304136
2
Public Timelines
Public TimelinesFAQ
Public TimelinesFAQ
For educational institutions For teachers For students Cabinet
For educational institutions For teachers For students Open cabinet
Create
Create a timeline
Public timelines
Library
FAQ

dec 31, 1889 - Perforadora mecánica como forma de representar letras y dígitos mediante tarjetas de papel

Description:

Hermann Hollerith utiliza una perforadora mecánica como forma de representar letras y dígitos mediante tarjetas de papel. Más adelante, en el año 1924, sería el fundador de IBM.

Added to timeline:

linea de tiempo tics

ByYareli Lezama
29 Sep 2019
0
0
271

Date:

dec 31, 1889
Now
~ 135 years ago

Images:

About & FeedbackTermsPrivacyLibraryFAQ
Support 24/7  
CabinetGet premium
Donate
The service accepts bank transfer (ACH, Wire) or cards (Visa, MasterCard, etc). Processed by Stripe.
Secured with SSL