Postage Meter was invented by1). Fyodor Pirotsky2). Arthur Pitney3). Fritz Pfleumer4). Stephen Perry
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1. Who invented 'Coca Cola'?
2. Piano was invented by ________.
3. Who Invented Lawnmower?
4. Electric tram was invented by?
5. Edward Jenner discovered vaccine for which of the following disease?
6. Who Invented the 3-D printer?
7. Electric chair was invented by
8. Who Invented LED?
9. Who invented the electric tram?
10. Who invented Aerosol can?
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