1 janv. 1941 - Television
Description:
Russian inventor Vladimir Kosma Zworykin invented an improved cathode ray tube called the kinescope in 1929. He was one of the first to demonstrate a system with all the features that would come to make up televisions.RCA, the company that dominated the radio business in the U.S invested $50 million in the development of electronic television. The company president David Sarnoff hired Zworykin.
Ajouté au bande de temps:
Date:
1 janv. 1941
Maintenaint
~ Il y a 84 ans