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A non-exhaustive index Black inventors' inventions by John Bogle - Issuu
Black History Month Presentation - ppt download
Rosetta Writer
R-Evolution - African American Inventor: W.A. Martin On this date in 1889, W. A. Martin, African American inventor, patented the lock. This device was an improvement over the 4000-year-old bolt invented by
A-Z List of Black and African-American inventors and inventions - Interesting Engineering
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African American Inventions : r/coolguides