16
/
en
AIzaSyCYaC8UkdPkQKLFUmpasLV5eC3M802CrcA
107985
9834
2

jan 1, 1913 - 1913 Coolidge Tubes are created, which can create x-rays using vacuum tubes

Added to timeline:

4 Oct 2017
0
0
128
X-Rays

Date:

jan 1, 1913
Now
~ 105 years ago
PayPal - The safer, easier way to pay online!logo
About & FeedbackTermsPrivacy