Thomas Mensah

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Pioneered the Field of Fiber Optics.

Joseph Lee

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Created a Bread Making Machine.

Ernest Just

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Pioneer in Marine Biology and Zoology.
Marjorie Joyner - blackinventor.com

Marjorie Joyner

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Invented the "Permanent Waving Machine."
Lonnie Johnson - blackinventor.com

Lonnie Johnson

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Invented the "Super Soaker" toy.

Jack Johnson

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Boxing Champion Invented a Wrench.