Wallace Carothers and DuPont Labs invents nylon (polymer 6.6.).
2
1936
Bell Labs invents the voice recognition machine.
Edward VIII. Ruler of England 1936. House of Windsor (name adopted Jul 17, 1917): Eldest son of George V.
George VI. Ruler of England 1936-1952. House of Windsor (name adopted Jul 17, 1917): 2nd son of George V, Duke of York; married Lady Elizabeth Bowes-Lyon.
Samuel Colt patents the Colt revolver.
3
1937
Chester F. Carlson invents the photocopier.
4
1938
Nescafe or freeze-dried coffee invented.
Roy J. Plunkett invented tetrafluoroethylene polymers or Teflon.
The ballpoint pen invented by Ladislo Biro.
5
1939
Igor Sikorsky invents the first successful helicopter.
World War II begins. Axis Powers: Germany, Italy, Japan vs. Major Allied Powers: United States, Great Britain, France, and Russia. 1939-1945.
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1935 - 1939
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