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101 Best Inventions Ideas of All-Time & Innovations that Changed the World’s History
to Benz’s humble origins. 12. The Computer What started as a room-sized calculator is now the Swiss Army knife of modern life. Early machines like ENIAC performed slow, specific tasks, but over time, computers
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100 Famous Inventors and Their Best Invention Ideas
design secret for three years until 1908 when they received a contract to build a plane for the U.S. Army for $25,000. 56. Lee De Forest Live broadcasting was made possible thanks to a vacuum tube called
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101 Inventions That Changed the World in the Last 100 Years
War II, most Americans never thought of how useful tape recording could be. Jack Mullin of the U.S. Army’s Signal Corps brought two German recordings back home in 1945 and the craze started. 33. CB radio
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Top 101 Black Inventors & African American's Best Invention Ideas that Changed The World
patents. Bailey invented a truss-and-bandage for people with lower-body hernias in 1883, which the U.S. Army adopted. He also created a folding bed in 1899, designed for easy storage. Additionally, his speed