German submarine U103 was a Type IXB Uboat of Nazi Germany's Kriegsmarine that operated during World War II She was one of the most successful boats in the entire war, sinking over 237,000 gross register tons (GRT) of Allied shipping in 11 patrols, in a German submarine U103 was a Type IXB Uboat of Nazi Germany's Kriegsmarine that operated during World War IIShe was one of the most successful boats in the entire war, sinking over 237,000 gross register tons (GRT) of Allied shipping in 11 patrols, in a career lasting more than four years U103 was laid down on 6 September 1939 at DeSchiMAG AG Weser in Bremen asNORSOK U Standard NOK 980,00 (excl VAT) Preview Petroleum related manned underwater operations inshore — Edition 4, March 19 Language Edition 4 () Product information Monitor standard
German Submarine U 103 1940 Wikipedia