7 Air suction machines; bending machines; compressed air machines; compressed air pumps; compressors for machines; condensing machines for chemical processing; hydraulic and pneumatic control mechanisms for metalworking machines, construction machines and loading-unloading machines; converters for steel works, namely, steel converters; waste crushing machines for metalworking, construction loading-unloading and chemical processing; cutting machines for metalworking; drainage machines for construction, namely, oil drain pumps; apparatus for dressing for metalworking, namely, panning machines; finishing machines for metalworking, namely, shaping machines; gasifiers; AC generators of electricity; DC generators of electricity; grinding machines; guides for metalworking machines; power-operated hand-held tools, namely, buffers; heat exchangers being parts of chemical processing machines; hemming machines; holding devices for metalworking machine tools, namely, machine tools holders; apparatus for metalworking machining, namely, electric soldering apparatus for metalworking machining; metal drawing machines, namely, metal wire drawing machines; metalworking machines; moulding machines for metalworking; paring machines for metalworking; pneumatic transporters; electric machines and apparatus for polishing metal surface; presses for metalworking, namely, punching presses for metalworking; machines for chemical processing purposes, namely, industrial machine presses; rams, namely, rams as pistons for hydraulic cylinders; machine parts, namely, rolling mill cylinders; rolling mills; machines, namely, sewage pulverizers; machine parts, namely, slide rests for planing machines; trimming machines for metalworking; vibrators (machines) for industrial use, namely, concrete vibrating machines for industrial use; waste compacting machines; industrial waste disposers (machines); gas welding machines; welding machines, electric; robots for metal working; continuous caster machines; metal treatment machines for giving a pickling effect on the surface of metal; machines for tin-plating on the surface of metal; annealing machines for metalworking; piston rings; AC generators (alternators); AC motors and DC motors not for land vehicles, and parts therefor, namely, gears, magnetic cores, electromagnets and coils; linear actuators for air vehicles; aeronautical engines; aeronautical motors; agricultural implements, namely, lawnmowers, cultivators; ammonia plants, namely, plants and machinery for the processing of ammonia; anti-pollution devices for motors and engines; asphalt finishers, namely, asphalt paving finishing machines; automobile crank shafts and camshafts; axles for machines; earth moving machines, namely, backhoes and hydroexcavators; machine parts, namely, bearings; machine parts, namely, bearings for transmission shafts; mechanical speed variators; speed reducers or variators, namely, variable speed drives for machines; belts for conveyors; belts for machines; belts for motors and engines, namely, fan belts for motors and engines; injection molding machines; machine parts, namely, steam tubing being parts of boilers for industrial use; brakes for industrial machines; excavating machines, namely, bucket wheel type reclaimers; butane carburetors; vehicle parts, namely, power valves for feeding carburetors; carburetors; casting machines, for non-ferrous metals; cement plants, namely, machinery and plants for manufacturing cement; centrifuges (machines); centrifuges being centrifugal separators; pharmaceutical oxidative synthesizing machines; chemical processing machines and apparatus, namely, acid pickling machines; excavating machines, namely, clamshell; classifier, namely, sorting machines for chemical processing; chemical processing classifying machine for classifying solids suspended in liquids; coal and ore dressing plants, namely, coal and ore sorting machines; cold strip mills for non-ferrous metals; steam condensers, being parts of machines; sintering plants comprised of machinery for sintering; mechanical control apparatus for machines, engines and motors, namely, pneumatic controls for machines, engines and motors; mechanical control apparatus for machines, engines and motors, namely, hydraulic controls for machines, motors, and engines; converters for steel work, namely, converter furnaces for use in the metal smelting and steelmaking process; conveyors and auxiliary machines, namely, conveyors of coal and ore for steelmaking process; copper rolling presses for textile printing; couplings for machines; cranes and their parts and accessories, namely, cranes, crane shafts and crane cylinders; crank shafts for construction machines, land vehicles, airplanes and vessels; crawler-shovel-cranes; crusher machines; crusher machines for mines; crushing rolls and roll housings for use in crusher machines; cryogenic separation machines; cylinder forming machines; DC generators; die-cutting and tapping machines; power-operated chain-type trenching machines for digging trenches; dish washing machines for household purposes; drag line excavating machines; drilling rigs, floating or non-floating; drilling rigs; parts of machines, namely, brake drums; dynamo brushes; electric circuit board processing machines; electric food blenders (for household purposes); electric wax-polishing machines for household purposes; electric winder, namely, winding machines for rolled steel; electrical wire and cable manufacturing machines; electric motors not for land vehicles; ethane recovery machines; excavating machines; exhaust manifold for engines; exhausts for motors and engines, namely, exhaust pipes for land vehicles; extrusion moulding machines; electric fans, ventilators and blowers for motors and engines; machines for supplying powdered coals; machines for feeding water for engine boilers; laminating machines for industrial use; filters, namely, air filters for mechanical purposes, oil filters for mechanical purposes; flanges for machines; flotation machines for use in the chemical industry; sulphuric acid manufacturing plants; salt manufacturing plants; ladder excavator for use in construction; sheer presses for metal fabrication; mechanical forging presses; gas liquefying machines; machine parts in the nature of gear and pinion coupler and draft gear and spare parts, namely, gear and pinion coupler and draft gear not for land vehicles, not included in other classes; gear boxes other than for land vehicles; helium liquefying machines; high pressure cleaning machines; high pressure washers; hydraulic controls for machines, motors and engines except for land vehicles; heat exchangers being parts of machines; hydraulic door openers and closers (parts of machines); hydraulic presses; hydraulic pumps; hydraulic pumps for industrial machines; hydraulic valves; hydrogen recovery machines; impeller shaft for compressors; egg incubators; incubators for eggs; inflation film extruding machines; injection blow moulding machines; earth moving machines, namely, ladder excavators; earth moving machine, namely, levelers; link-belt truck cranes; liquid crystal panel etching machines; liquid crystal panel washing machines; LNG carburetors; loading-unloading machines; LPG carburetors; machine coupling and transmission components except for land vehicles; machine couplings and belting except for vehicles; exhaust manifold for engines; manufacturing plants for steel; mechanical presses; MEMS (micro electro mechanical systems) coating equipment machines; MEMS (micro electro mechanical systems) etching equipment machines; metalworking machine tools; milling machines; machines, namely, mixers for industrial and commercial applications; motors and engines except for land vehicles; motors, electric, other than for land vehicles; mufflers for motors and engines; natural gas condensers being parts of machines; nautical engines; turbine parts, namely, nozzles and blades; oil coolers for aeronautical engines; oil refining machines; ozonolysis processing machines; pipe mills, namely, milling machines used in the manufacture of metal pipes; pistons for use in machines; power couplings, namely, couplings for machines; power-operated machines, namely, printing dies; printing machines; pump diaphragms; pumps for machines; radiators (cooling) for motors and engines; reduction gears other than for land vehicles, namely, reduction gears for machines; machine parts, namely, bearing roll housings; machine parts, namely, roll mill bearings; rolls for rolling mills; screening machines for minerals; semiconductor manufacturing machines; Cyclone and centrifugal separators in the chemical industry; sewing machines; shaft couplings as parts of machines and part for machines, namely, shaft couplings; shafts for pumps; axles for machines; high frequency motor spindles with high frequency electric converters and power supply units; power shears; ships' gears and pinions; shock absorbers for machines; shovel parts for machines; shuttles, being parts of machines; silencers for motors and engines; silicon dioxide film deposition machines; concrete slab cooling machines; springs (parts of machines), namely, coil spring compressors; starters for aeronautical engines; starters for motors and engines; steam condensers, being parts of machines; steam engine boilers; die cutting and tapping machines; steelmaking furnaces; steel mill cranes; machines and lines composed thereof for the production and processing of steel sheets; parts of machines, namely, steel frames and shafts; body straighteners, namely, machines for straightening steel; superchargers for land vehicles; synthetic resin processing plants; threading machines; transmission gears for machines; transmission shafts, other than for land vehicles; transmissions for machines; transmissions, other than for land vehicles; ultraviolet light irradiation machinery for water purification; vacuum cleaners for household purposes; valves as machine components; washing machines for industrial parts; washing machines for household purposes; waste compacting machines; waste crushing machines; water heaters (parts of machines); wheeled cranes; wire rod mills, namely, machines for making wire rods; weaving machines; automobile crankshafts; camshafts for use as parts of vessels, aircrafts, railway rolling stocks, automobiles and two-wheeled motor vehicles; heat exchangers for land vehicles