Mechanical seals in the nature of sealing joints for vehicle engines; Vehicle body and frame alignment machines and structural replacement parts therefor; Industrial surface treatment equipment, namely, vacuum plasma treatment systems comprised of a high frequency, high voltage generator, controls, and treatment chamber and structural parts therefor; Self-lubricating mechanical friction parts, especially of composite materials, namely, wear rings, washers, bushings, spherical bearings, bearing pads, sliding blocks and machine transmission gears all for load bearing machines, conveyors, handling trucks and machines, lifting machines, agricultural machinery, construction equipment machines and hydraulic turbines; Electric motors, and their parts, not for land vehicles; Machines and lines composed thereof for the production of automobile parts, parts for the aforementioned machines, particularly foaming lines, die-cutting machines, molding presses, scoring machines, laminating machines, water jet cutting machines, milling machines, long fiber injection machines, parts for the aforementioned machines, particularly foaming tools, die-casting tools, die-cutting tools, molding tools, laminating tools; Machine parts, namely, work holding fixtures for precision machining applications; Parts of oilfield wellhead machines, namely, gate valves, ball valves, check valves, plug valves, globe valves, choke and manifold industrial pumps, pump and valve parts, pipe fittings and flanges; Compressed air machine components, namely, cylinders, valves and air grips; Power-driven cleaning device for industrial air pollution control equipment, namely, a device that produces high intensity impulse waves that loosen collected or impacted dust and debris without damaging the equipment; Machine tools for forming, riveting, swaging, and flaring of metal and plastics; Machines, namely, crushers, impact mills, breakers, pulverizers, mixers and blenders and parts therefor, for industrial and commercial applications; Fluid power component kit for machine control comprising pumps and valves; Electrical and electronic apparatus and equipment all for use in generating energy obtained from alternative energy sources; Hydraulically actuated tools, namely, pliers, hammers