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Laszlo Biro
Laszlo Jozsef Biro is the inventor of the modern ballpoint pen.
Biro , , was born in Budapest, Hungary in 1899. He presented the first version of the ball pen at the Budapest in International Fair in 1931. While working as a journalist in Hungary, he noticed that the ink used in newspaper printing dried quickly, leaving the paper dry and smudge-free. He tried using the same ink in a fountain pen but found that it would not flow into the tip, as it was too viscous. ...
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