Julius H. Kroehl
(1820-1867)
German American inventor and engineer
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Julius Hermann Kroehl (in German, Kröhl) was a German American inventor and engineer. He invented and built the first submarine able to dive and resurface on its own, the Sub Marine Explorer, technically advanced for its era. His achievements in architecture, civil and mechanical engineering were also significant.
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| Born |
1820 Memel in East Prussia (today in Lithuania)
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| Died |
9 September 1867 (aged 47) Panama City
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