Multiple choice general knowledge

Who invented Ball-Point Pen?

  1. Dr. Alan M. Turing

  2. John J. Loud

  3. Otto

  4. Roger Bacon
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

John J. Loud patented an early ballpoint pen in 1888 for marking on rough surfaces like leather, but it was not commercially successful. The modern ballpoint pen was developed by Laszlo Biro in the 1930s. Alan Turing was a computer scientist, Otto is associated with the internal combustion engine, and Roger Bacon was a medieval philosopher.

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