German submarine U-455
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German submarine U-455 was a Type VIIC U-boat built for Nazi Germany's Kriegsmarine for service during World War II.
She was laid down on 3 September 1940, launched on 21 June 1941 and commissioned on 21 August with Kapitänleutnant Hans-Heinrich... Wikipedia
Builder: Deutsche Werke
Launched: June 21, 1941
Test depth: 230 m (750 ft); Crush depth: 250–295 m (820–968 ft)
Yard number: 286