What did Laszlo and George Biro create in 1938?

Ballpoint Pen
Fountain pen
Graphite pen
Roller ball pen
Ballpoint Pen  

Related posts

Who invented bifocal lenses for glasses?
A. Alfred B. Nobel
B. Thomas Alva Edison
C. Benjamin Franklin
D. Rudolf Diesel
Insulin was discovered by:
A. Donald Reagan
B. Alexander Flaming
C. Fredrick Banting
D. Fredrick Sanger
Who invented the first mechanical calculator Pascaline?
A. Stephen Hales
B. Blaise Pascal
C. Gerardus Mercator
D. Thomas Newcomen
For whom among the following were high heeled shoes invented?
A. Cleopatra
B. Queen Elizabeth I
C. King Louis the XIV
D. King Charles II
Which country develop the first atomic bomb?
A. Pakistan
B. China
C. United States
D. Russia
Printing press was invented by:
A. Johannes Gutengerg
B. Mary Anderson
C. Victor Adler
D. George Antheil
Which of the following did Sir Isaac Newton invent?
A. Reflecting telescope
B. Chronometer
C. Microscope
D. Spectacles

Leave a Reply

Your email address will not be published. Required fields are marked *