Who invented the ballpoint pen? - Of course Hungarian: Laszlo Jozsef Biro - Daily News Hungary
/GettyImages-707544829-58f197633df78cd3fccb4e22.jpg "How Laszlo Biro Changed the History of Ballpoint Pens")
How Laszlo Biro Changed the History of Ballpoint Pens
History of Ballpoint Pens – Who Invented Ballpoint Pen?
📖 READ THIS HISTORY...Trying to invent a pen which can write on leather, a tanner John J. Loud created the first ballpoint pen his… | Ballpoint pen, Ballpoint, Pen
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