Public Timelines

For educational institutions For teachers For students Cabinet

For educational institutions For teachers For students Open cabinet

FAQ Obtener premium

Create a timeline

Public timelines

About & Feedback Acuerdo Privacidad FAQ

Cabinet Get premium

Donate

1 ene 1930 año - Charles Lauritsen

Descripción:

Charles Lauritsen develops high-voltage x‑ray machine for radiation therapy.

Añadido al timeline:

Radiation Timeline

10 jun 2018

0

0

783

fecha:

1 ene 1930 año

Ahora mismo

~ 95 years ago

Fotos:

About & Feedback Acuerdo Privacidad FAQ

Cabinet Get premium

Donate

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

Secured with SSL