U-450
... that U-450 went on three war patrols, but did not sink any ships?
... that <i id="mwAX0"><b id="mwAX4"><a href="./German_submarine_U-450" id="mwAX8" rel="mw:WikiLink" title="German submarine U-450">U-450</a></b></i> went on three war patrols, but did not sink any ships?