Gas turbines not for land vehicles; fans for machine engines; fuel and air mixture regulators being parts of internal combustion engines; engines other than for land vehicles; filters for motors and engines; engines, not for land vehicles; carburetors; cylinders for machines; machine engine parts, namely, superheaters, superchargers; hydraulic turbines other than for land vehicles; turbine wheels other than for land vehicles; motors and engines, except for land vehicles; vertical turbine pumps; generators of electricity
MachineryRepair and maintenance of gas turbines; installation of gas supply and distribution apparatus; repair and maintenance of gas turbine engines; installation, maintenance, repair and reconditioning of industrial machinery; installation/repair and maintenance of engines and motors other than for land vehicles; installation of gasification melting apparatus; machinery installation, maintenance and repair
Building Construction and Repair