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Invention of Railroad Telegraph
Granville Woods invented the railroad telegraph which allowed trains send and receive messages and helped avoid crashes. -
Thomas Edison-Movie Projector
Thomas Edison filed with the Patents office describing his ideas to bring motion to pictures. Thomas Edison created are movie projector which helped bring motion pictures to the public. -
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Automobile Self-Starter
Charles F. Kettering invented the automobile slef-starter that allowed drivers to sit inside their car and start the motor with a key instead of having to turn a crank located on the outside of the car. -
Traffic Light
Garrett Morgan invented the traffic light after seeing an accident and realizing the need for a better way to control traffic.
