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Ruth Baker

Female 1790 - 1792  (2 years)


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Timeline



 
 
 




   Date  Event(s)
1790 
  • 1790: The United States issued its first patent to William Pollard of Philadelphia for a machine that roves and spins cotton.
1791 
  • 1791: John Barber invents the gas turbine.
  • 1791: Early bicycles invented in Scotland.
1792 
  • 1792: William Murdoch invents gas lighting.
  • 1792: The first ambulance.