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William Potts (May 1883 – 1947) was a Detroit police officer who is credited with inventing the modern, three-lens traffic light in Detroit in 1920. (A gas-powered, two-lens, red/green traffic signal was invented in London in 1868 by John Peake Knight, though after a short test installation, traffic lights were not seen again in the U.K. until 1929.) [1]
William Potts (inventor) (1883–1947), American policeman and inventor of modern traffic lights William E. Potts (1921–2005), American army general William Estel Potts (1935–2004), American army general
William E. Potts (November 9, 1921 – August 16, 2005) was an American military general. Early life and World War II. William Edward Potts was born on 9 November ...
The first four-way, three-color traffic light was created by police officer William Potts in Detroit, Michigan in 1920. [14] [15] He was concerned about how police officers at four different lights signals could not change their lights all at the same time.
William Potts Memorial Clock erected by his sons in 1901 in Darlington (his birthplace) William Potts was born in December 1809 and was apprenticed to Samuel Thompson, a Darlington clockmaker . In 1833, at the age of 24, William moved to Pudsey near Leeds, to set up his own business. [ 1 ]
William Orie Potts (April 3, 1928, Arlington, Virginia – February 16, 2005, Plantation, Florida) was an American jazz pianist and arranger. Early life.
William Potts Dewees (May 5, 1768 – May 18, 1841) was an American physician, best known for his work in obstetrics, being described in American Medical Biographies as a "Philadelphian obstetrician [that] was so famous that no parturient woman of the time considered herself safe in other hands."
William John Potts, OOnt (June 25, 1915 – February 4, 1990) was a Canadian professional wrestler best known by his ring name "Whipper" Billy Watson. He was a two-time world champion, having held both the National Wrestling Association title and the National Wrestling Alliance title. On February 21, 1947, he became the first man to win a world ...