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George Franklin Grant (September 15, 1846 – August 21, 1910) was the first African-American professor at Harvard. He was also a Boston dentist, and an inventor of an early composite golf tee made from wood and natural rubber (specifically, gutta-percha ) tubing.
Folding "cabinet-bed", forerunner of the Murphy bed; first African-American woman to receive a patent in the United States [83] [84] [85] Grant, George F. 1846–1910 Dentist, professor The first African-American professor at Harvard, Boston dentist, and inventor of a wooden golf tee. [86] Graves, Joseph L. 1955– Evolutionary biologist [87 ...
Garrett Augustus Morgan Sr. (March 4, 1877 – July 27, 1963) was an American inventor, businessman, and community leader.His most notable inventions were a type of three-way traffic light, [1] and a protective 'smoke hood' [2] notably used in a 1916 tunnel construction disaster rescue.
Randall Woods; an African American inventor responsible for over sixty railroad industry patents including the three-rail system currently used in subway cars George Washington Carver ; African-American inventor and scientist at Tuskegee Institute. he is noted for his agricultural and chemical research with numerous plants including peanuts.
Check your calendars, California. We get an extra day this month. Whether you’ve realized it or not, 2024 is a leap year.Every four years (typically), a leap year occurs in February — making ...
George Barnard Grant (December 21, 1849 – August 16, 1917) was an American mechanical engineer, inventor, entrepreneur and botanist. [1] He is notable for having made important contributions to 19th-century mechanical calculators , for pioneering new techniques in gear making, and for starting several successful companies.
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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]