Question

Who invented ball pen? ​

Answer 1

hey mate

here is the answer

László Bíró first sold the ballpoint pen in 1938, just before the onset of WWII. The pen may be mightier than the sword, but when Jewish-Hungarian journalist László Bíró invented the ballpoint pen in the 1930s clichéd sayings were probably the last thing on his mind.

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Answer 2

Answer:

Laszlo Biro invented ball point pen in 1930

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