George Carruthers

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Measuring and Detected Ultraviolet Lights.

Otis Boykin

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Invented Resistors for Pacemakers.

Miriam Benjamin

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Invented a "Gong and Signal" chair for hotels.

Andrew Beard

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Created the "Jenny Coupler."

Patricia Bath

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Created a Laser Surgical Device.

Benjamin Banneker

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Astronomy who Developed an Almanac.