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1900 Fly swatter. A fly swatter is a hand-held device for swatting and killing flies and other insects. The first modern fly-destruction device was invented in 1900 by Robert R. Montgomery, an entrepreneur based in Decatur, Illinois. [75] On January 9, 1900, Montgomery was issued U.S. patent #640,790 for the "Fly-Killer". [76] 1900 Thumbtack
The year 1900 in science and technology involved some significant events, listed below. Aeronautics. July 2 ...
The timeline of historic inventions is a chronological list of particularly important or significant technological ... 1900: The first Zeppelin is designed by ...
The following articles cover the timeline of United States inventions: Timeline of United States inventions (before 1890), before the turn of the century; Timeline of United States inventions (1890–1945), before World War II; Timeline of United States inventions (1946–1991), during the Cold War
Invention/Discovery Inventor(s) 1900: Old quantum theory: Planck 1905: Theory of relativity: Einstein 1918: Atomic transmutation: Rutherford 1932: Neutron: Chadwick 1932: Particle accelerator: Cockcroft and Walton 1935: Scanning electron microscope: Knoll 1937: Xerography: Carlson 1937: Oscilloscope: Von Ardenne, Dowling, and Bullen 1950: Modem ...
To avoid overlap with timeline of historic inventions, ... 1900: Max Planck: explains the emission spectrum of a black body; 1905: Albert Einstein: ...
The 1900s (pronounced "nineteen-hundreds") was a decade that began on January 1, 1900, ... While the date of invention was reportedly November 24, 1904, Holt would ...
1900s; 1910s; 1920s; See also: History of the United States (1865–1918) Timeline of United States history (1900–1929) List of years in the United States;