7 Machines for chiseling stone, metal; Compressing machines; Machines for coupling hose pipes; Crushing machines for industrial purposes; Degreasing machines for use on metal; Galvanizing machines; Machine tools for chiseling metal, compressing, coupling hose pipes, crushing, degreasing, filing, filtering, and galvanizing; Motors and engines, except for land vehicles; Machines and machine parts except for land vehicles, namely, compressed air pumps, alternators, anti-pollution devices for engines, axles for machines, ball rings for bearings for industrial machines, engine bearings, ball bearings for motors and engines, except for land vehicles, bearing brackets, bushings being parts of machines, bearings for transmission shafts, belts for machines, belts for engines, calenders being machines, feed lines for carburetors, carburetors, catalytic converters, machine clack valves, compressed air engines, compressed air pumps, air compressors, connecting rods for machines and motors except for land vehicles, hydraulic control cables for machines and motors except for land vehicles, pneumatic controls for machines and motors except for land vehicles, hydraulic controls for machines and motors except for land vehicles, hoods being parts of machines, crank shafts for machines and motors except for land vehicles, crankcases for machines and motors except for land vehicles, cranks being parts of machines, cylinder heads for engines except for land vehicles, cylinders for machines, cylinders for engines except for land vehicles, hydraulic door openers, pneumatic door openers, electric door closers, electric door openers, hydraulic door closers, pneumatic door closers, drilling heads being power drill bits, centering drilling bits being parts of machines, machine drums being containers for use with motors and engines, except for land vehicles, dynamo brushes, dynamo belts, dynamos, ejectors being parts of injection molding machines, hydraulic motors, exhaust manifolds for engines except for land vehicles, silencers for engines except for land vehicles, fan belts for engines except for land vehicles, fans for engines except for land vehicles, filters to clean cooling air for engines except for land vehicles, filters being parts of automotive machines and motors except for land vehicles, forge blowers, fuel economizers being enhancement parts for internal combustion engines in the nature of fuel treatment devices for engines except for land vehicles, fuel dispensing pumps for service stations, self-regulating engine fuel pumps, generators of electricity, glow plugs for Diesel engines, grease rings being non-metal gaskets for machines, heat exchangers being parts of machines, igniting devices for internal combustion engines being spark plugs, ignition magnetos for engines, fuel injectors for engines except for land vehicles, power-operated jacks being machines, pneumatic jacks, gaskets for internal combustion engines, journal boxes and journals, kick starters for motorcycles, grease pumps, lubricating pumps being parts of machines, mufflers for engines, piston rings, pistons for engine cylinders, pistons for engines, pistons being parts of machines or motors except for land vehicles, electric machines for polishing wood, metal, power hammers, pressure reducers being parts of machines, pressure regulators being parts of machines, back pressure valves being parts of machines, pump diaphragms, pumps being parts of machines or motors except for land vehicles, electric pumps, power-operated rack and pinion lifting jacks, cooling radiators for engines, regulators being parts of machines, roller bearings for machines, needle bearings, shock absorber plungers being parts of machines, spark plugs for internal combustion engines, speed governors for machines and motors except for land vehicles, springs being parts of machines, starters for engines, stators, steam traps being valves, taps being parts of machines or engines except for land vehicles, transmissions for machines, turbochargers, universal joints other than for land vehicles, valves being parts of machines, winches, and winch motors; Electric devices, namely, electric window closers; Electric window openers; Hydraulic window openers; Hydraulic window closers; Hydraulic controls for machines; Pneumatic window closers; Pneumatic window openers