Agricultural machinery and attachments, namely, fertilizer spreaders; Air filters for automobile engines; Belts for engines; Compressed air machine components, namely, cylinders, valves and air grips; Ducted fans for motors and engines; Engine exhaust systems comprised of pipes, collector and muffler; Gas diverters consisting of a pump, storage and refilling tank, pre-heater, vaporizer, recuperator, condenser and valves; Ignition wires for vehicle engines; Machine coupling and transmission co...