1901-1950
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Inventors and Inventions: 1901 to 1950.
Dr. Charles Drew (1904-1950) was an African-American doctor and surgeon who started the idea of a blood bank.
Nikola Tesla (1856-1943) was a Serbian-American physicist, electrical engineer, and inventor who held 111 patents.
Leo Hendrik Baekeland (1863 - 1944) was an American chemist who invented Velox photographic paper and Bakelite.
Color in this picture of Thomas Edison (1847-1931), perhaps the most famous inventor of the early 20th century.
Color in this picture of Hedy Lamarr (1914-2000), actress and inventor.
Lewis Howard Latimer (1848-1928) was an African-American engineer and inventor.
Elijah McCoy (1843 or 1844-1929) was a mechanical engineer and inventor.
Madam C. J. Walker (1867-1919) was an African-American inventor, businesswoman, and self-made millionaire.
Robert Goddard (1882-1945) was an American physicist and inventor who is known as the father of modern rocketry.
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