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Date |
Event(s) |
| 1 | 1899 | - 1899: J.S. Thurman patents the motor-driven vacuum cleaner.
- 1899: I.R. Johnson patents the bicycle frame.
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| 2 | 1900 | - 1900: The zeppelin invented by Count Ferdinand von Zeppelin.
- 1900: Charles Seeberger redesigned Jesse Reno's escalator and invented the modern escalator.
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| 3 | 1901 | - 1901: Edward VII. Ruler of England 1901-1910. House of Saxe-Coburg and Gotha: Eldest son of Victoria, married Alexandra, Princess of Denmark.
- 1901: Theodore Roosevelt president of the USA 1901-1909. Theodore Roosevelt, vice president under William McKinley, sworn in as president upon death of McKinley.
- 1901: Hubert Booth invents a compact and modern vacuum cleaner.
- 1901: The first radio receiver, successfully received a radio transmission.
- 1901: King Camp Gillette invents the double-edged safety razor.
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| 4 | 1902 | - 1902: Willis Carrier invents the air conditioner.
- 1902: French physicist George Claude invents neon light.
- 1902: The lie detector or polygraph machine is invented by James Mackenzie.
- 1902: The birth of the Teddy Bear.
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| 5 | 1903 | - 1903: Edward Binney and Harold Smith co-invent crayons.
- 1903: Bottle-making machinery invented by Michael J. Owens.
- 1903: The Wright brothers invent the first gas motored and manned airplane.
- 1903: Mary Anderson invents windshield wipers.
- 1903: William Coolidge invents ductile tungsten used in lightbulbs.
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| 6 | 1904 | - 1904: Teabags invented by Thomas Suillivan.
- 1904: Benjamin Holt invents a tractor.
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| 7 | 1905 | - 1905: Albert Einstein published the Theory of Relativity and made famous the equation, E = mc2.
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| 8 | 1906 | - 1906: William Kellogg invents Cornflakes.
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