Tiger I nickname "Tiger" by Ferdinand Porsche, and the Roman numeral was added after the later Tiger II entered production. The initial designation was "Panzerkampfwagen VI Ausführung H" (‘‘"Panzer VI version H"’’, abbreviated "PzKpfw VI Ausf. H") where 'H' denoted Henschel as the designer/manufacturer. It was classified with ordnance inventory designation "SdKfz 182". The tank was later re-designated as "PzKpfw VI Ausf. E" in March 1943, with ordnance inventory designation "SdKfz 181". Today, only seven Tiger I tanks survive in museums and private collections worldwide. The Tiger 131 at the UK's Tank Museum, which was captured during the North Africa Campaign, is
503rd Heavy Panzer Battalion of Normandy on June 6, 1944, the unit was transferred to the command of 5th Panzer Army. On the launch of Operation Goodwood, the 3rd company, which was based in Cagny, Calvados, was destroyed in the preliminary Allied bombing, with impacts powerful enough to turn a 56-ton Tiger upside down. Only one Tiger was operational at the end of the day. During the first day of Goodwood, the unit reported the loss of thirteen tanks. At the end of July, the 3rd company received new Tiger II tanks, which were subsequently destroyed in the Allied aerial attacks, with only two