1936: Bell Labs invents the voice recognition machine.
1936: Samuel Colt patents the Colt revolver.
1936: Edward VIII. Ruler of England 1936. House of Windsor (name adopted Jul 17, 1917): Eldest son of George V.
1936: 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.
2
1937
1937: Chester F. Carlson invents the photocopier.
3
1938
1938: The ballpoint pen invented by Ladislo Biro.
1938: Roy J. Plunkett invented tetrafluoroethylene polymers or Teflon.
1936 - 1938 (2 years)