30
/es/
AIzaSyAYiBZKx7MnpbEhh9jyipgxe19OcubqV5w
April 1, 2024
579929
49024
2
Public Timelines FAQ
Public TimelinesFAQ
Public TimelinesFAQ
For educational institutions For teachers For students Open cabinet
For educational institutions For teachers For students Open cabinet
Crear
Create a timeline
Public timelines
Library
FAQ

1 ene 1913 año - William D. Coolidge, an American physicist and engineer, improved tungsten filaments which lead to the development of the prototype of modern X-ray tubes.

Añadido al timeline:

EPQ

ByIsmat Khan
19 ene 2018

fecha:

1 ene 1913 año
Ahora mismo
~ 111 years ago
About & FeedbackAcuerdoPrivacidadBiblioteca
2024 © Time.Graphics
Support 24/7  
CabinetGet premium
Donate
The service accepts bank transfer (ACH, Wire) or cards (Visa, MasterCard, etc). Processed by Stripe.
Secured with SSL
Excellent (Trustpilot Reviews)
Based on 115+ reviews