Who invented Fountain Pen?
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John J. Loud
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Sir Frank Whittle
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Lewis E. Waterman
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Kirkpatrick Macmillan
C
Correct answer
Explanation
Lewis E. Waterman is credited with inventing the first practical fountain pen in 1884, founding the Waterman Pen Company. While earlier fountain pen designs existed, Waterman's design solved the ink flow problem that made earlier versions unreliable. John J. Loud invented the ballpoint pen, Frank Whittle invented the jet engine, and Macmillan is associated with early bicycles.