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Torsten Nordenfelt
Swedish inventor
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role in submarine development
- In submarine: Toward diesel-electric power
Similarly, the Swedish gun designer Torsten Nordenfelt constructed a steam-powered submarine driven by twin propellers. His craft could be submerged by vertical propellers to a depth of 50 feet and was fitted with one of the first practical torpedo tubes. Several nations built submarines to Nordenfelt’s design.
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