The Type IX U-boat was designed by Nazi Germany's Kriegsmarine in 1935 and 1936 as a large ocean-going submarine for sustained operations far from the home support facilities. Type IX boats were briefly used for patrols off the eastern United States in an attempt to disrupt the stream of troops and supplies bound for Europe. It was derived from the Type IA, and appeared in various sub-types.
Deutsche Schiff- und Maschinenbau Aktiengesellschaft was a cooperation of eight German shipyards in the period 1926 to 1945. The leading company was the shipyard AG Weser in Bremen.
German submarine U-545 was a Type IXC U-boat of Nazi Germany's Kriegsmarine during World War II.
German submarine U-3509 was a Type XXI U-boat of Nazi Germany's Kriegsmarine during World War II. The Elektroboote submarine was laid down on 29 July 1944 at the Schichau-Werke yard at Danzig, launched on 27 September 1944, and commissioned on 29 January 1945 under the command of Oberleutnant zur See Karl-Heinz Voswinkel.
German submarine U-3510 was a Type XXI U-boat of Nazi Germany's Kriegsmarine, built for service in World War II. She was ordered on 6 November 1943, and was laid down on 6 August 1944 at F Schichau GmbH, Danzig, as yard number 1655. She was launched on 4 October 1944, and commissioned under the command of Oberleutnant zur See Ernst-Werner Schwirley on 11 November 1944.
German submarine U-3516 was a Type XXI U-boat of Nazi Germany's Kriegsmarine, built for service in World War II. She was ordered on 6 November 1943, and was laid down on 28 August 1944 at F Schichau GmbH, Danzig, as yard number 1661. She was launched on 4 November 1944, and commissioned under the command of Kapitänleutnant Hans Wengel on 18 December 1944.
German submarine U-3517 was a Type XXI U-boat of Nazi Germany's Kriegsmarine, built for service in World War II. She was ordered on 6 November 1943, and was laid down on 12 September 1944 at F Schichau GmbH, Danzig, as yard number 1662. She was launched on 11 November 1944, and commissioned under the command of Oberleutnant zur See Helmut Münster on 22 December 1944.
German submarine U-3521 was a Type XXI U-boat of Nazi Germany's Kriegsmarine, built for service in World War II. She was ordered on 6 November 1943, and was laid down on 24 September 1944 at F Schichau GmbH, Danzig, as yard number 1666. She was launched on 3 December 1944, and commissioned under the command of Oberleutnant zur See Günther Keller on 14 January 1945.
German submarine U-3522 was a Type XXI U-boat of Nazi Germany's Kriegsmarine, built for service in World War II. She was ordered on 6 November 1943, and was laid down on 25 September 1944 at F Schichau GmbH, Danzig, as yard number 1667. She was launched on 3 December 1944, and commissioned under the command of Oberleutnant zur See Dieter Lenzmann on 21 January 1945.
German submarine U-3507 was a Type XXI U-boat of Nazi Germany's Kriegsmarine, built for service in World War II. She was ordered on 6 November 1943, and was laid down on 19 July 1944 at F Schichau GmbH, Danzig, as yard number 1652. She was launched on 16 September 1944, and commissioned under the command of Oberleutnant zur See Otto Niethmann on 19 October 1944.
German submarine U-3511 was a Type XXI U-boat of Nazi Germany's Kriegsmarine, built for service in World War II. She was ordered on 6 November 1943, and was laid down on 14 August 1944 at F Schichau GmbH, Danzig, as yard number 1656. She was launched on 11 October 1944, and commissioned under the command of Oberleutnant zur See Martin Grasse on 18 November 1944.
German submarine U-3513 was a Type XXI U-boat of Nazi Germany's Kriegsmarine, built for service in World War II. She was ordered on 6 November 1943, and was laid down on 20 August 1944 at F Schichau GmbH, Danzig, as yard number 1658. She was launched on 21 October 1944, and commissioned under the command of Oberleutnant zur See Otto-Heinrich Nachtigall on 2 December 1944.
German submarine U-3526 was a Type XXI U-boat of Nazi Germany's Kriegsmarine, built for service in World War II. She was ordered on 6 November 1943, and was laid down on 18 October 1944 at F Schichau GmbH, Danzig, as yard number 1671. She was launched on 23 December 1944, and commissioned under the command of Oberleutnant zur See Kurt Hilbig on 22 March 1945.
German submarine U-3518 was a Type XXI U-boat of Nazi Germany's Kriegsmarine, built for service in World War II. She was ordered on 6 November 1943, and was laid down on 12 September 1944 at F Schichau GmbH, Danzig, as yard number 1663. She was launched on 11 November 1944, and commissioned under the command of Kapitänleutnant Herbert Brünning on 29 December 1944.
German submarine U-3525 was a Type XXI U-boat of Nazi Germany's Kriegsmarine, built for service in World War II. She was ordered on 6 November 1943, and was laid down on 17 October 1944 at F Schichau GmbH, Danzig, as yard number 1670. She was launched on 23 December 1944, and commissioned under the command of Kapitänleutnant Hans-Ludwig Gaude on 31 January 1945.
German submarine U-3530 was a Type XXI U-boat of Nazi Germany's Kriegsmarine, built for service in World War II. It was ordered on 6 November 1943, and was laid down on 3 November 1944 at F Schichau GmbH, Danzig, as yard number 1675. It was launched on 26 January 1945, and commissioned under the command of Oberleutnant zur See Wilhelm Brauel on 22 March 1945.
German submarine U-3504 was a Type XXI U-boat of Nazi Germany's Kriegsmarine, built for service in World War II. She was ordered on 6 November 1943, and was laid down on 30 June 1944 at F Schichau GmbH, Danzig, as yard number 1649. She was launched on 15 August 1944, and commissioned under the command of Kapitänleutnant Karl-Hartwig Siebold on 23 September 1944.
German submarine U-3527 was a Type XXI U-boat of Nazi Germany's Kriegsmarine, built for service in World War II. She was ordered on 6 November 1943, and was laid down on 25 October 1944 at F Schichau GmbH, Danzig, as yard number 1672. She was launched on 10 January 1945, and commissioned under the command of Oberleutnant zur See Willy Kronenbitter on 10 March 1945.
German submarine U-3528 was a Type XXI U-boat of Nazi Germany's Kriegsmarine, built for service in World War II. She was ordered on 6 November 1943, and was laid down on 26 October 1944 at F Schichau GmbH, Danzig, as yard number 1673. She was launched on 10 January 1945, and commissioned under the command of Kapitänleutnant Heinz Zwarg on 18 March 1945.
German submarine U-3501 was a Type XXI U-boat of Nazi Germany's Kriegsmarine, built for service in World War II. She was ordered on 6 November 1943, and was laid down on 20 March 1944 at F Schichau GmbH, Danzig, as yard number 1646. She was launched on 19 April 1944, and commissioned under the command of Oberleutnant zur See Helmut Münster on 29 July 1944.
