1945
John Ambrose Fleming, English physicist and engineer, invented the vacuum tube (born 1849)
John Ambrose Fleming, English physicist and engineer, invented the vacuum tube (born 1849)
John Ambrose Fleming
British electrical engineer and physicist (1849–1945)
- Died
- 1945
Sir John Ambrose Fleming was a British electrical engineer and physicist. He is known for inventing the vacuum tube radio transmitter—with which the first transatlantic radio transmission was made—and establishing the right-hand rule used in physics.