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John Love

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Invented Early Pencil Sharpener.
Black Inventor - blackinventor.com

Edward Lewis

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Invented a Spring Gun.
Black Inventor - blackinventor.com

Willis Johnson

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Invented the Egg-beater.
Black Inventor - blackinventor.com

Thomas Jennings

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Developed a "Dry-cleaning" process.
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Joseph Hawkins

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Improved Gridiron Metal Oven Racks.
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David Fisher

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Creating the "Joiner's Clamp."