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Who invented the first practical ballpoint pen ?

  • A.Laszlo Biro
  • B.Lewis Waterman
  • C.John Loud
  • D.Petrache Poenaru

Answer: A

Correct answer: Laszlo Biro

The Hungarian journalist Laszlo Biro patented a workable ballpoint in 1938, having noticed that newspaper ink dried quickly and would not clog. His name is still the common word for the pen in Britain, India and much of the Commonwealth.

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