Aftermarket automobile engine exhaust systems comprised of pipes; Air-intake tubes and filters for after-market installation of automotive engines; Air compressors; Air compressors for vehicles; Air filters for automobile engines; Compressed air machine components, namely, cylinders, valves and air grips; Compressed air machines; Compressed air pumps; Cylinders for motors and engines; Engine exhaust systems comprised of pipes, collector and muffler; Engines and motors for model vehicles, aircraft and boats; Exhaust pipes for land vehicles; Gas diverters consisting of a pump, storage and refilling tank, pre-heater, vaporizer, recuperator, condenser and valves; Machine parts, namely, cylinders; Pneumatic pumps; Pneumatic controls for machines, motors and engines; Valves being engine parts for introducing fuel-air mixtures into the combustion chambers of internal combustion engines; Air distribution units for pneumatically driven pumps; Air filters for pneumatic controls being part of machines; Air filters for motorcycle motors and engines; Automotive exhaust pipe; Compressors as parts of machines, motors and engines; Particulate air filters for exhaust systems for internal combustion engines; Parts for compressed-air machines, namely, pressure switches and sensors for monitoring, controlling, and switching hydraulic or pneumatic systems sold as an integral component of injection molding machines; Parts for compressed-air tools, namely, brakes, filters, hoses, pipes, couplings valves, switches, compressors, clamping tools and injectors; Valves being parts of machines operated pneumatically and by air; Vehicle pneumatic and hydraulic compressors; Gas filters for motors and engines; Air filters for motors and engines