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Top 101 Black Inventors & African American's Best Invention Ideas that Changed The World
(1877 – 1963) – Gas mask and traffic signal Garret Morgan invented the first hair straightening cream, albeit by accident. However, his other two inventions, the traffic signal and gas mask, resulted from
inventions
new products
product design and development
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88 New Inventions and Ideas that Made Millions of Dollars for Inventors
own design including an 8-ball, an alien, a happy face, and peace sign. He then put the products in gas stations, bread shops, and mini markets. In less than a week the antenna balls were sold out. Each