Ad
Ad
Advertisement
Quiz

KBC 2021| Who is credited with the invention of this type of pen?

Monishka Kapoor November 29, 2021
KBC 2021, Find out the correct answer of the question-Who is credited with the invention of this type of pen?

•Lewis Waterman

•Alexander Fleming

•John Loud

•Richard Trevithick

Correct answer is Lewis Waterman