The Type ? U-boat, developed in key during 1933?1944, had been a fresh generation of German assault submarines. They might a bit more effective striking force versus Type ?.They had five torpedo pipelines, four towards bow plus one astern which will carry eleven torpedoes onboard or 22 TMA (23 TMB) mines. Additionally had 88mm fast-firing deck device and 20mm AA device. At first of this war, the 88mm deck device was at truth priceless in sinking vendor vessels, allowing the more high priced torpedoes become conserved for larger and a lot more valuable goals. These Type ? U-boats had been the spark plug regarding the �Wolf Pack�. Their production have reached big people. At exactly the same time, German Navy suffered the most effective losings regarding the force, losing 784 U-boat, that 519 have been Type ? U-boat.?