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Andrew PIETRZYNSKI, [infant]
 1922 - 1924

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Timeline

1922
1922
1923
1923
1924
1924


 
 
 




   Year  Event(s)
1 1922 
  • Insulin invented by Sir Frederick Grant Banting.
  • The first 3-D movie (spectacles with one red and one green lens) is released.
2 1923 
  • Clarence Birdseye invents frozen food.
  • Garrett A. Morgan invents a traffic signal.
  • John Harwood invented the self-winding watch.
  • The television or iconoscope (cathode-ray tube) invented by Vladimir Kosma Zworykin.
3 1924 
  • Notebooks with spiral bindings invented.
  • The dynamic loudspeaker invented by Rice and Kellogg.
  
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