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A timeline of United States inventions (1890–1945) encompasses the innovative advancements of the United States within a historical context, dating from the Progressive Era to the end of World War II, which have been achieved by inventors who are either native-born or naturalized citizens of the United States.
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; Timeline of United States inventions (after ...
The timeline of historic inventions is a chronological list of particularly significant technological inventions and their inventors, where known. [ a ] The dates in this article make frequent use of the units mya and kya , which refer to millions and thousands of years ago, respectively.
Yep, people back then would insert a coin and receive just the right amount of holy water from temples in Egypt.While the vending machine might seem like a fairly modern invention, it’s actually ...
1940 – Bugs Bunny, Tom and Jerry and Woody Woodpecker make their cartoon debuts; 1940 – Billboard magazine publishes its first music popularity chart, the predecessor to today's Hot 100; 1940 – U.S. presidential election, 1940: Franklin D. Roosevelt is reelected president to a record third term, Henry A. Wallace is elected vice president
There are several types of timeline articles. Historical timelines show the significant historical events and developments for a specific topic, over the course of centuries or millennia. Graphical timelines provide a visual representation for the timespan of multiple events that have a particular duration, over the course of centuries or ...
Brief History of Electronics Timeline ; Date 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 ...
The automobile in American history and culture: a reference guide (Greenwood, 2001). Condit, Carl W. The railroad and the city: a technological and urbanistic history of Cincinnati (The Ohio State University Press, 1977) online. Eckermann, Erik. World history of the automobile (SAE International, 2001). Gkoumas, Konstantinos, and Anastasios ...