today in black history
November 20, 2025
Inventor Garrett Augustus Morgan receives a patent for the traffic light in 1923.
Smithsonian
Today in Black America - 05.11.09
With Brette Dawson
POSTED: May 11, 2009, 6:24 pm
Related References
Inventor Garrett Augustus Morgan receives a patent for the traffic light in 1923.
POSTED: May 11, 2009, 6:24 pm
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