It was also invented first by John Loud in 1888 so that it could write on leather and other rough surfaces, a full 60 years before.
laszlo biro invented the ballpoint pen in 1938 !
John J. Loud is credited for inventing the modern ballpoint pen.
The first ballpoint pen was issued on 6 of jan by corbin doe
no
John J. Loud is credited for inventing the modern ballpoint pen.
laszlo biro invented the ballpoint pen in 1938 !
The ballpoint pen
John J. Loud is credited for inventing the modern 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 first ballpoint pen was issued on 6 of jan by corbin doe
Laszlo Biro
no
John J. Loud is credited for inventing the modern ballpoint pen.
It was in 1888 by John Loud
quill
He invented the ballpoint pen