Control valves for regulating the flow of gases and liquids being parts of machines; machine coupling and transmission components except for land vehicles; pumps as parts of machines, motors and engines; exhaust gas recirculation (EGR) valves for motors and engines; fuel economisers for motors and engines, namely, fuel and air mixture regulators being parts of motors and of internal combustion engines; fans for motors and engines; propulsion mechanisms other than for land vehicles, namely, en...