PROMETHEE

Motors and engines, except for land vehicles; engines for air locomotion vehicles, other than for land vehicles; rocket engines, not for land vehicles; reusable rocket engines not for land vehicles; space launch vehicle engine, not for land vehicles; airplane engines; aircraft engines; space vehicle engines, not for land vehicles; propulsion systems and mechanisms and component parts thereof for vehicles except those for land vehicles, namely, rocket engines not for land vehicles, and space vehicle engines not for land vehicles; turbines other than for land vehicles; turbocompressors; air nozzles, namely, jet engine nozzles for aeronautics