7 Aircraft engines and parts, namely, fans for aircraft engines, gas generators for powering jet engines being a component part of jet engines, and turbines other than for land vehicles
39 Leasing of aircraft; leasing of aircraft engines and parts thereof, namely, fans for aircraft engines, gas generators for powering jet engines being a component part of jet engines, and turbines other than for land vehicles
37 Maintenance, repair and overhaul of aircraft engines and parts thereof, namely, fans for aircraft engines, gas generators for powering jet engines being a component part of jet engines, and turbines other than for land vehicles