 German submarine U-337

German submarine "U-337" was a Type VIIC U-boat of Nazi Germany's "Kriegsmarine" during World War II.The submarine was laid down on 1 April 1941 at the Nordseewerke yard at Emden, launched on 26 March 1942, and commissioned on 6 May 1942 under the command of "Oberleutnant zur See" Kurt Ruwiedel.