7 Machines and machine tools, namely natural gas compressor, natural gas reformers, fuel storage banks, fuel storage tanks, dispensers, natural gas engines, hydrogen gas engines, duel fuel engines, hybrid engines, fuel cells, gasoline engines, diesel engines, electric motor engines, namely aircraft engines, boat engines; motors, namely aircraft motors, boat motors, electric motors for machines; compressors, namely natural gas compressors, air compressors, air compressors for vehicles, compressors for air conditioners, compressors for machines, compressors for refrigerators; pipe installation machines; pumps, namely fuel pumps for land vehicles, macerator pumps, electric pumps, centrifugal pumps, compressed air pumps, oil drain pumps, oil pumps for land vehicles, oil pumps for use in motors and engines