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What is Ladislo Biro: Inventor of the Ballpoint Pen about?

Ladislo Biro, a Hungarian proofreader, was inspired to invent the ball-point pen after disliking having to dip his pen in ink between corrections. He experimented with his brother to develop a pen filled with paste-like ink and a tiny metal ball at the tip, creating the basic design of today

Author

Khadija Khan

Language

EN