Jagdpanther had a cannon that was previously used on the German heavy tank used during what event?
Tiger II Tiger II is the common name of a German heavy tank of the Second World War. The final official German designation was Panzerkampfwagen" Tiger "Ausf". B, often shortened to Tiger B. The ordnance inventory designation was "Sd.Kfz." 182. It is also known under the informal name Königstiger" (the German name for the Bengal tiger), often translated literally as Royal Tiger, or somewhat incorrectly as King Tiger by Allied soldiers, especially by American forces.
24 cm SK L/40 The 24 cm Schnelladekanone Länge 40, abbreviated as 24 cm SK L/40, was a German naval gun developed in the years before World War I that armed a number of the Imperial German Navy's pre-dreadnought battleships and armored cruisers. Later guns removed from these ships were converted to coastal artillery and were used during World War I and World War II. The actual bore diameter was 23.8 cm , but the classification system for artillery rounded up to the next highest centimeter.