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 Browse Inventions by decade patented: 1900 - 1909 Bakelite Leo Hendrik Baekeland Air Conditioner Willis Haviland Carrier Electrostatic Precipitator Frederick G. Cottrell Radio Lee Deforest Radio Reginald Fessenden Airplane Orville Wright Airplane Wilbur Wright Internet Protocol Vinton Cerf Pneumatic tire for cycles John Dunlop Pneumatic rubber tires Harvey Firestone Traction-Engine Benjamin Holt Loading and unloading machine George Hulett Portable electric vacuum cleaner James Spangler Novocain Alfred Einhorn Safety Razor King Camp Gillette Glass Shaping Machine Michael Joseph Owens Matrix for Linotype-Machine John Raphael Rogers Revolving Door Theophilus Van Kannel  |
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