Q. Who Invented Post-it note?
A) Arthur Fry
B) William Friese-Greene
C) Otto von Guericke
D) Gordon Gould
✔ Correct Answer: Arthur Fry
Exam Insight
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A) Arthur Fry
B) William Friese-Greene
C) Otto von Guericke
D) Gordon Gould
✔ Correct Answer: Arthur Fry
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