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Granville Tailer Woods (April 23, 1856 – January 30, 1910) was an American inventor who held more than 50 patents in the United States. [1] He was the first African American mechanical and electrical engineer after the Civil War . [ 2 ]
Woods, Granville: 1856–1910 Inventor Invented the synchronous multiplex railway telegraph [198] Wright, Jane C. 1919–2013 Cancer research and surgeon Noted for her contributions to chemotherapy and for pioneering the use of the drug methotrexate to treat breast cancer and skin cancer Wright, Louis T. 1891–1952 Surgeon
Dimmers are popularly used in venues such as movie theatres, stages, dining rooms, restaurants, and auditoriums where the need or absence of light during activities requires constant change. The dimmer was invented in 1892 by Granville Woods. [29] 1892 Bicycle seat (padded)
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Granville Woods (1856–1910), U.S. – Synchronous Multiplex Railway Telegraph Steve Wozniak (born 1950), U.S. – Apple I & II computers, early Macintosh concepts, CL 9 CORE universal remote and other devices and applications.
Image credits: Sasha Weilbaker #7 Solar Panels. While both solar panels and plant leaves harvest energy from the sun, a team at Princeton University took biomimicry in solar panels a step further ...
Granville Woods: 1856 Railroad telegraph [271] 2006 Gregory Goodwin Pincus: 1903 Oral contraceptives [272] 2006 Harvey Samuel Firestone: 1868 Pneumatic tire [273] 2006 Helen Blanchard: 1840 Innovations to sewing machine [274] 2006 Herman Affel: 1893 Coaxial cable [275] 2006 Hiram Stevens Maxim: 1840 Maxim gun, smokeless gunpowder [276] 2006 ...
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.