a muzzle velocity of over 1 km/second which could also elevate enough to double as a field gun, reported to have outperformed its Western, German and Soviet counterparts to become arguably the most versatile gun in its class during World War II (at least 375 produced). Self-propelled 75 mm Reșița Model 1943 – 2 prototypes completed and tested (reportedly, this vehicle served as the inspiration for the Hetzer, or as a significant influence in the latter's development). IAR 81C fighter aircraft fitted with the Werfer-Granate 21 air-to-air rocket (1 prototype). Hungary 44M Tas – a local attempt to replicate the heavy Panther or the "Tiger 2" tank (2 incomplete prototypes produced, including 1 complete hull). See also Nazi propaganda German military technology during World War II Emergency Fighter Program Panzer VIII Maus Superiority (short story), a science-fiction story by Arthur C. Clarke inspired by the German drive to wonder-weapons. Notes Citations Works consulted Further reading Nazi propaganda World War II weapons of Germany Research and development in Nazi Germany Science and technology in Nazi Germany