Multiple choice general knowledge science & technology

Who invented the BALLPOINT PEN?

  1. Biro Brothers

  2. Waterman Brothers

  3. Bicc Brothers

  4. Write Brothers
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Laszlo Biro and his brother Gyorgy invented the modern ballpoint pen. Their design used a tiny ball that rolled in a socket, distributing ink smoothly. The Biro brothers' patent revolutionized writing instruments.

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