laszlo biro invented the ballpoint pen in 1938 !
The ballpoint pen was invented in 1938 by Laszlo Biro.
The ballpoint pen was invented on October 30, 1888, by John J. Loud, but it was not commercially successful. The modern version of the ballpoint pen that we use today was invented by László Bíró in 1938.
The ballpoint pen was invented in 1938 by Laszlo Biro.
The ballpoint pen was invented by László Bíró, a Hungarian-Argentinian inventor, in 1938. Bíró developed the ballpoint pen as a way to prevent smudging and leaking of ink, revolutionizing writing instruments.
laszlo biro invented the ballpoint pen in 1938 !
The ballpoint pen was invented in 1938 by Laszlo Biro.
The ballpoint pen
John J. Loud is credited for inventing the modern ballpoint pen.
While there were several prior patents launched, the standardised ballpoint pen as you know it was invented by László Bíró. The first patent of the ballpoint pen was John Loud ..1888; 60 years before.
The ballpoint pen was invented on October 30, 1888, by John J. Loud, but it was not commercially successful. The modern version of the ballpoint pen that we use today was invented by László Bíró in 1938.
Laszlo Biro
The ballpoint pen was invented in 1938 by Laszlo Biro.
He invented the ballpoint pen
quill
Laszlo Biro was the inventor of the modern ballpoint pen.
The Lazlo brothers invented the ballpoint pen.