Today in Black History: November 20, 1923 “Garrett T. Morgan received a U.S. Patent for the Traffic Signal”

On today in 1923, Garrett T. Morgan received a U.S. patent for the traffic signal. He also patented the traffic signal in Great Britain and Canada. The traffic signal was T shaped and had three positions, “Go,” “Stop,” and a signal that helped pedestrians to cross the street. Patent No. 1,475,074

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