Robert Pelham

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Invented Tallying Machine for the Census.
Black Inventor - blackinventor.com

John Parker

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Created a Screw for a Tobacco Press.

George Murray

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Created a Cotton-chopping Device.

Benjamin Montgomery

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Developed a Special Steamboat Propeller.

Thomas Mensah

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Pioneered the Field of Fiber Optics.
Black Inventor - blackinventor.com

Daniel McCree

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Created a Portable Home Fire Escape.