0 h 25 m, 25 ene 1947 año - 1947 Thomas T.Goldsmith Jr. and Estle Ray Mann file a patent for a "cathode ray tube amusement device."

Descripción:

Thomas T.Goldsmith Jr. and Estle Ray Mann filed a patent for a "cathode ray tube amusement device."
Their game, which uses a cathode ray tube hooked to an oscilloscope display, challenges players to fire a gun at a target.

http://www.museumofplay.org/about/icheg/video-game-history/timeline