 Additionally, a small production plant for the Focke Achgelis Fa 223 Drache twin-rotor helicopter prototype was also placed on the air base.On 19 July 1944, the air force base was attacked by 45 B-24 bombers of USAAF 8th Air Force, dropping 115 tons of explosives and incendiary devices, while escorting fighter aircraft attacked the air base in low-level flight.The raid caused considerable damage, completely destroying ten planes (seven Messerschmitt Bf 110, one Arado Ar 96 and one Messerschmitt Bf 108).