- Aircraft engine and engine parts (except carburetors, pistons, piston rings, valves) manufacturing
- Aircraft engine overhauling
- Aircraft engine rebuilding
- Aircraft turbines manufacturing
- Developing and producing prototypes for aircraft engines and engine parts
- Engines and engine parts, aircraft (except carburetors, pistons, piston rings, valves), manufacturing
- Gas turbines, aircraft, manufacturing
- Gasoline engine parts (except carburetors, pistons, piston rings, valves), aircraft, manufacturing
- Gasoline engines, aircraft, manufacturing
- Internal combustion engines, aircraft, manufacturing
- Jet propulsion and internal combustion engines and parts, aircraft, manufacturing
- Rocket engines, aircraft, manufacturing
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