January 15, 1907 in History

Event:

3-element vacuum tube patented by Dr. Lee De Forest





More Notable Events on January 15:
1997 Space Shuttle Atlantis docks with Mir Space Station
1975 Space Mountain opens at Disneyland
1973 Gene Shalit joins Today Show panel
1971 Aswan Dam official opens in Egypt
1943 World's largest office building, Pentagon, completed
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