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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.
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 1991), after the dissolution of the Soviet Union
The upper Paleolithic lasted nearly 40,000 years, while research continues to push the beginnings of behavioral modernity earlier into the Middle Paleolithic. Behavioral modernity is characterized by the widespread observation of religious rites, artistic expression and the appearance of tools made for purely intellectual or artistic pursuits.
The year 1890 in science and technology involved some significant events, listed below. Biology ... Jacques Loeb publishes his first major work on tropism, ...
From the first Apple computer to the COVID-19 vaccine, here are the most revolutionary inventions that were born in the U.S.A. in the past half-century.
Timeline of United States inventions (1890–1945) Timeline of United States inventions (after 1991) 0–9. 2-in-1 laptop; 8-track cartridge; 19-inch rack; 90 nm ...
1890 - The City and South London Railway (C&SLR) was the first deep-level underground "tube" railway in the world, [31] [note 1] and the first major railway to use electric traction; 1893 - Recumbent bicycles invented. 1893 - first moving walkway debuted at the World's Columbian Exposition.
The earliest pin-tumble locks were made over 4,000 years ago by the Egyptians. But due to their large, cumbersome size and since they were made of wood, the locks were not practical to use. [ 104 ] In 1848, Linus Yale, Sr. invented the modern pin-tumbler lock. [ 105 ]
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