1) Over 6000 Panthers have been built by the Germans but more surprisingly, 9 were built by the British Army in 1945-1946.
2) The full name was the Panzerkampfwagen V Panther and had the ordnance inventory designation of Sd.Kfz. 171. But on 27 February 1944, Hitler ordered that the Roman numeral “V” be deleted from the designation.