Electric tram was invented by?1). Fyodor Pirotsky2). Arthur Pitney3). Fritz Pfleumer4). Stephen Perry
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1. Who Invented the nuclear reactor?
2. Who discovered Antarctica?
3. Who invented JavaScript the programming language?
4. Who Invented the computer mouse?
5. Who discovered Oxygen?
6. What was invented by Zacharias Jansen?
7. Barograph was invented by
8. Who Invented water turbine?
9. Who Invented airbag?
10. What did J. B. Dunlop invent?
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