1935 - The first non-leaking ballpoint pen - invented by the ...
:max_bytes(150000):strip_icc()/GettyImages-707544829-58f197633df78cd3fccb4e22.jpg "How Laszlo Biro Changed the History of Ballpoint Pens")
How Laszlo Biro Changed the History of Ballpoint Pens
Who invented the ballpoint pen? – Of course Hungarian: Laszlo ...
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