Hydraulic engines and motors; silencers for motors and engines; control cables for machines, engines or motors; control mechanisms for machines, engines or motors; electric motors other than for land vehicles; gears other than for land vehicles; transmissions other than for land vehicles; hydraulic controls for machines, motors and engines; pneumatic controls for machines, motors and engines; clutches other than for land vehicles
MachineryAircraft; air vehicles; space vehicles; main landing gear for aircraft; machines, apparatus and instruments for use in aeronautics; brake discs for vehicles; brake segments for vehicles; transmissions for aircraft; clutches for aircraft; reduction gears for land vehicles
VehiclesIndustrial, mechanical, scientific, technical and technological services provided by engineers; technical research, design, research and development for others in the field of aeronautics; quality control services in the field of aeronautics; certification and re-certification of vehicles
Computer and Scientific