Mezue ahịrịokwu na-esonụ: "Imkenturm" bụ ụgbọ mmiri na-ebu ibu nke Hansa A nke e wuru na 1944 dị ka ọnụ ọgụgụ 604 site na Werf de Noord, Alblasserdam, Netherlands maka Deutsche Dampfschifffarts-Gesellschaft Hansa, Bremen, Germany. A tọrọ ya na 29 Machị 1943. E mere ya na 2 Machị 1944 ma mezue ya na Flensburger Schiffbau-Gesellschaft, Flensburg, Germany na 27 Febụwarị 1945. Ọdụ ụgbọ mmiri ya bụ Bremen, na Koodu Letters DOIJ ka e kenyere. Ọ sonyere na
A chụpụrụ East Prussia ma merụọ ya na mwakpo nke ndị Allied na Flensburg na 1 May 1945.