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William Duddell

William Duddell

Physicist
William Du Bois Duddell was an English physicist and electrical engineer. His inventions include the moving coil oscillograph, as well as the thermo-ammeter and thermo-galvanometer. Wikipedia
Born: July 1, 1872, London, United Kingdom
Died: November 4, 1917 (age 45 years), London, United Kingdom