Asked By: Douglas Boyer
Date created: Sun, Sep 19, 2021 5:23 AM
Date updated: Thu, Aug 4, 2022 8:38 PM
Video answer: Kids black history | who invented the traffic light?
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- The first electric traffic light using red and green lights was invented in 1912 by Lester Farnsworth Wire, a police officer in Salt Lake City, Utah, according to Family Search . Wire's traffic signal resembled a four-sided bird-house mounted on a tall pole. It was placed in the middle of an intersection and was powered by overhead trolley wires.
Video answer: Inventor of traffic light