Search results
Results from the WOW.Com Content Network
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 ... The Lower Paleolithic period lasted over 3 ... 1900: The first Zeppelin is ...
Teddy Roosevelt, the Bull Moose, led American progressives in the early 20th century. 1906 – San Francisco earthquake; 1907 – Oklahoma becomes a state; 1907 – Gentlemen's Agreement; 1907 – Coal mine explodes in Monongah, West Virginia, killing at least 361. Worst industrial accident in American history. 1908 – Ford Model T appears on ...
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.
American engineer Peter Cooper Hewitt invented the Fluorescent lamp. 1904: English engineer John Ambrose Fleming invented the diode. 1906: American inventor Lee de Forest invented the triode. 1908: Scottish engineer Alan Archibald Campbell-Swinton, laid out the principles of television. 1909: Mica capacitor was invented by William Dubilier. 1911
Official credit for the invention of the electric trolley pole has gone to an American, Frank J. Sprague, who devised his working system in Richmond, Virginia, in 1888. [270] Known as the Richmond Union Passenger Railway , this 12-mile system was the first large-scale trolley line in the world, opening to great fanfare on February 12, 1888.
The period after the American Civil War was marked by increasing intense and pervasive ... Between 1900 and 1939, ... Timeline of United States inventions;