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Lewis Howard Latimer (September 4, 1848 – December 11, 1928) was an American inventor and patent draftsman. His inventions included an evaporative air conditioner , an improved process for manufacturing carbon filaments for electric light bulbs , and an improved toilet system for railroad cars .
Lewis Howard Latimer: 1848 Filament for electric light bulb [292] 2006 Lewis Miller: 1829 Combine harvester [293] 2006 Lewis Waterman: 1837 Fountain pen [294] 2006 Linus Yale Jr. 1821 Cylinder lock [295] 2006 Louis Renault: 1877 Drum brake [296] 2006 Margaret E. Knight: 1838 Paper bag machine [297] 2006 Martha Coston: 1826 Signal flare used for ...
This list of African-American inventors and scientists documents many of the African Americans who have invented a multitude of items or made discoveries in the course of their lives. These have ranged from practical everyday devices to applications and scientific discoveries in diverse fields, including physics, biology, math, and medicine.
Lewis Howard Latimer (1848–1928) invented and patented the carbon filament, which allowed lightbulbs to last longer than they did with the paper filament used in Thomas Edison’s design ...
The Lewis H. Latimer House East side of house. The Lewis H. Latimer House, also called the Latimer House or the Lewis Latimer House, is a historic house located at 34–41 137th Street in Flushing, Queens, New York City. It was constructed in the Queen Anne style of architecture between 1887 and 1889 by the Sexton family. [1]
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]
As a teenager, Johnson attended Williamson High School, an all-black school in Mobile. [5] He drew much of his inspiration from George Washington Carver. [6] In 1968, Johnson represented his high school at a science fair in Alabama, where he was the only black student attending the fair; This was a time when African Americans had very little presence in science. [4]
So here's a look at 10 of Obama's greatest accomplishments: 1. The Affordable Care Act or Obamacare is considered to be his greatest domestic achievement.