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Invented by John T. Thompson.
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Invented by John Larson, he was also the first person to use the machine in criminal investigations
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Invented by Fredrick Banting
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Invented and patented by Garrett Morgan
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Invented by John Hardwood
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Invented by Clarence Birdseye
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Invented by Erik Rotheim, a Norwegian chemical engineer.
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Invented by Robert Goddard
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Invented by Philo Farnsworth
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Invented by Jacob Schick
