John Ambrose Fleming

Sir John Ambrose Fleming FRS was an English electrical engineer and physicist who invented the first thermionic valve or vacuum tube, designed the radio transmitter with which the first transatlantic radio transmission was made, and also established the right-hand rule used in physics.

29 November 1849

Born on the same birth day (29 November): Asa Hall • Barbara C. Freeman • Fernando Ramos da Silva • Gaetano Donizetti • Garry Shandling • Howie Mandel • John Mayall • Kim Delaney • Lauren Child • Lionel of Antwerp, Duke of Clarence • Maria Petrova (figure skater) • Pavol Demitra • Peter Bergman (comedian) • Sheldon Richardson

Born in the same month (November 1849): Christian Rohlfs • Frances Hodgson Burnett • Mary E. Byrd • William Merritt Chase