This class includes:
- manufacture of internal combustion piston engines and parts thereof except aircraft, motor vehicle and cycle engines:
. marine engines and parts thereof
. railway engines and parts thereof
- manufacture of turbines and parts thereof:
. steam turbines and other vapour turbines
. hydraulic turbines, water-wheels and regulators thereof
. gas turbines

This class also includes:
- manufacture of inlet and exhaust valves of internal combustion engines

This class excludes:
- manufacture of wind turbines cf. 29.12/2
- manufacture of electric generating sets cf. 31.10
- manufacture of electrical equipment and components of internal combustion engines cf. 31.61
- manufacture of motor vehicle, aircraft or cycle propulsion engines cf. 34.10, 35.30, 35.41
- manufacture of turbo-jets and turbo-propellers cf. 35.30

This subclass includes:
- manufacture of air or vacuum pumps
- manufacture of pumps for liquids whether or not fitted with a measuring device

This subclass includes:
- manufacture of air or other gas compressors
- manufacture of fluid power equipment and pneumatic and wind power engines and motors

This subclass excludes:
- manufacture of hydraulic transmission equipment cf. 29.14
- manufacture of refrigeration compressors cf. 29.23

This class includes:
- manufacture of industrial taps and valves including regulating valves and intake taps
- manufacture of sanitary taps and valves
- manufacture of heating taps and valves

This class excludes:
- manufacture of valves of unhardened vulcanised rubber, glass or of ceramic materials cf. 25.13, 26.15 or 26.24
- manufacture of inlet and exhaust valves of internal combustion engines cf. 29.11, 34.10, 35.30

This class includes:
- manufacture of ball and roller bearings and parts thereof
- manufacture of mechanical power transmission equipment:
. transmission shafts and cranks: cam shafts, crank shafts, cranks, etc.
. bearing housings and plain shaft bearings
- manufacture of gears, gearing and gear boxes and other speed changers
- manufacture of clutches and shaft couplings
- manufacture of flywheels and pulleys
- manufacture of articulated link chain
- manufacture of hydraulic transmission equipment

This class excludes:
- manufacture of other chain cf. 28.74
- manufacture of electromagnetic clutches cf. 31.62

This class includes:
- manufacture of electrical and other industrial and laboratory furnaces and ovens including incinerators
- manufacture of burners

This class also includes:
- manufacture of mechanical stokers, grates, ash dischargers, etc.

This class excludes:
- manufacture of non-electric bakery ovens cf. 29.53
- manufacture of agricultural dryers cf. 29.53
- manufacture of dryers for wood, paper pulp, paper or paperboard cf. 29.56
- manufacture of household ovens cf. 29.7
- manufacture of medical, surgical or laboratory sterilisers cf. 33.10

This class includes:
- manufacture of hand operated or power driven lifting, handling, loading or unloading machinery:
. pulley tackle and hoists, winches, capstans and jacks
. derricks, cranes, mobile lifting frames, straddle carriers, etc.
. works trucks, whether or not fitted with lifting or handling equipment whether or not self-propelled, of the type used in factories
. mechanical manipulators and industrial robots specifically designed for lifting, handling, loading or unloading
- manufacture of conveyors, teleferics, etc.
- manufacture of lifts, escalators and moving walkways

This class also includes:
- maintenance of lifts and escalators

This class excludes:
- manufacture of mechanical shovels, excavators and shovel loaders cf. 29.52/2
- manufacture of continuous-action elevators and conveyors for underground use cf. 29.52/1
- manufacture of industrial robots for multiple uses cf. 29.56
- manufacture of crane-lorries, floating cranes, railway cranes, cf. 34.10, 35.11, 35.20

This class includes:
- manufacture of refrigerating or freezing industrial equipment
- manufacture of air-conditioning machines
- manufacture of heat exchangers
- manufacture of non-domestic fans

This class excludes:
- manufacture of agricultural dryers cf. 29.53
- manufacture of domestic refrigerating or freezing equipment cf. 29.71
- manufacture of domestic fans cf. 29.71

This class includes:
- manufacture of weighing machinery (other than sensitive laboratory balances):
. household and shop scales, platform scales, scales for continuous weighing, weigh-bridges, weights, etc.
- manufacture of filtering or purifying machinery and apparatus for liquids
- manufacture of equipment for projecting, dispersing or spraying liquids or powders:
. manufacture of spray guns, fire extinguishers, sand blasting machines, steam cleaning machines, etc.
- manufacture of packing and wrapping machinery: manufacture of filling, closing, sealing, capsuling or labelling machines, etc.
- manufacture of machinery for cleaning or drying bottles and for aerating beverages
- manufacture of distilling or rectifying plant for petroleum refineries, chemical industries, beverage industries, etc.
- manufacture of gas generators
- manufacture of calendering or other rolling machines and cylinders thereof
- manufacture of centrifuges
- manufacture of gaskets and similar joints made of a combination of materials or layers of the same material
- manufacture of automatic goods vending machines

This class excludes:
- manufacture of agricultural spraying machinery cf. 29.32
- manufacture of metal or glass rolling machinery and cylinders thereof cf. 29.51, 29.56
- manufacture of cream separators cf. 29.53
- manufacture of domestic fans cf. 29.71
- manufacture of sensitive balances cf. 33.20

This class includes:
- manufacture of tractors used in agriculture and forestry
- manufacture of walking (pedestrian controlled) tractors

This class excludes:
- manufacture of road tractors for semi-trailers cf. 34.10
- manufacture of road trailers or semi-trailers cf. 34.20/2

This class includes:
- manufacture of mowers including lawn mowers
- manufacture of agricultural self-loading or self-unloading trailers or semi-trailers
- manufacture of agricultural machinery for soil preparation, planting or fertilizing:
. ploughs, manure spreaders, seeders, harrows, etc.
- manufacture of harvesting or threshing machinery:
. harvesters, threshers, sorters, etc.
- manufacture of milking machines
- manufacture of spraying machinery for agricultural use
- manufacture of diverse agricultural machinery:
. poultry keeping machinery, bee-keeping machinery, equipment for preparing fodder, etc.
. machines for cleaning, sorting or grading eggs, fruit, seed, grain, etc.

This class excludes:
- manufacture of agricultural hand tools cf. 28.62
- manufacture of works trucks cf. 29.22
- manufacture of cream separators cf. 29.53
- manufacture of road trailers or semi-trailers cf. 34.20/2

This subclass includes:
- manufacture of machine tools for working metal by removal of material including those working by laser, ultrasonic, electro-discharge processes:
. lathes, boring machines, drills, etc.
- manufacture of machine tools for working metal without removing material:
. forging or die-stamping machines, draw-benches, etc.
- manufacture of parts and accessories for metalworking machine-tools

This subclass excludes:
- manufacture of interchangeable tools for hand tools or machine tools cf. 28.62
- manufacture of machinery for metallurgy cf. 29.51
- manufacture of welding, brazing or soldering machines cf. 29.40/9
- manufacture of hand tools with self-contained motor or with pneumatic drive cf. 29.40/9
- manufacture of work holders, toolholders and special attachments for machine tools cf. 29.40/9

This subclass includes:
- manufacture of machine tools for working materials other than metal by removal of material including those working by laser and ultrasonic processes:
. lathes, boring machines, drills, etc.
- manufacture of machines for nailing, stapling, gluing, etc.
- manufacture of welding, brazing or soldering machines
- manufacture of parts and accessories for machine tools other than for metalworking
- manufacture of work holders, toolholders and special attachments for machine tools
- manufacture of hand tools with self-contained motor or with pneumatic drive

This subclass excludes:
- manufacture of interchangeable tools for hand tools or machine tools cf. 28.62
- manufacture of machinery for mining and quarrying cf. 29.52

This class includes:
- manufacture of machines and equipment for handling hot metals:
. converters, ingot moulds, ladles, casting machines
- manufacture of metal-rolling mills and rolls for such mills

This class excludes:
- manufacture of draw-benches cf. 29.40
- manufacture of moulding boxes and moulds (except ingot moulds) and of machines for forming foundry moulds cf. 29.56

This subclass includes:
- manufacture of continuous-action elevators and conveyors for underground use
- manufacture of boring, cutting, sinking and tunnelling machinery
- manufacture of machinery for treating minerals by screening, sorting, separating, etc.

This subclass excludes:
- manufacture of lifting and handling equipment cf. 29.22

This subclass includes:
- manufacture of earth moving machinery:
. bulldozers, angle-dozers, graders, scrapers, levellers, mechanical shovels, shovel loaders, etc.
- manufacture of bulldozer and angle-dozer blades

This subclass excludes:
- manufacture of lifting and handling equipment cf. 29.22
- manufacture of wheeled tractors cf. 29.31, 34.10
- manufacture of machine tools for working stone, including machines for splitting or clearing stone cf. 29.40/9

This subclass includes:
- manufacture of concrete and mortar mixers
- manufacture of pile-drivers and pile-extractors, mortar spreaders, bitumen spreaders, concrete surfacing machinery, etc.

This subclass excludes:
- manufacture of lifting and handling equipment cf. 29.22
- manufacture of wheeled tractors cf. 29.31, 34.10
- manufacture of machine tools for working stone, including machines for splitting or clearing stone cf. 29.40/9
- manufacture of concrete-mixer lorries cf. 34.10

This class includes:
- manufacture of agricultural dryers
- manufacture of machinery for the dairy industry:
. cream separators
. milk processing machinery (homogenisers and irradiators)
. milk converting machinery (butter churns, butter workers and moulding machines)
. cheese-making machines (homogenisers, moulders, presses, etc.)
- manufacture of machinery for the grain milling industry:
. winnowers, sieving belts, cyclone separators, aspirator separators, grain brushing machines and the like; grinding mills, "breading" rolls or mills, feeders, sifters, bran cleaners, blenders, rice hullers, pea splitters
- manufacture of presses, crushers, etc. used to make wine, cider, fruit juices, etc.
- manufacture of machinery for the bakery industry or for making macaroni, spaghetti or similar products:
. manufacture of non-electric bakery ovens, dough mixers, dough-dividers, moulders, slicers, cake depositing machines, etc.
- manufacture of machines and equipment to process diverse food:
. machinery to make confectionery, cocoa or chocolate; to manufacture sugar; for breweries; to process meat or poultry; to prepare fruit, nuts or vegetables; to prepare fish, shell fish or other sea-food; other machinery for the industrial preparation or manufacture of food or drink
- manufacture of machinery for the extraction or preparation of animal or vegetable fats or oils
- manufacture of machinery for the preparation of tobacco and for the making of cigarettes or cigars, or for pipe or chewing tobacco or snuff
- manufacture of machinery for the preparation of food in hotels and restaurants

This class excludes:
- manufacture of packing, wrapping and weighing machinery cf. 29.24
- manufacture of cleaning, sorting or grading machinery for eggs, fruit or other crops cf. 29.32

This class includes:
- manufacture of textile machinery:
. machines for preparing, producing, extruding, drawing, texturing or cutting man-made textile fibres, materials or yarns
. machines for preparing textile fibres: cotton gins, bale breakers, garnetters, cotton spreaders, wool scourers, wool carbonisers, combs, carders, roving frames, etc.
. spinning machines
. machines for preparing textile yarns: reelers, warpers and related machines
. weaving machines (looms) including hand looms
. knitting machines
. machines for making knotted net, tulle, lace, braid, etc.
- manufacture of auxiliary machines or equipment for textile machinery:
. Dobbies, Jacquards, automatic stop motions, shuttle changing mechanisms, spindles and spindle flyers, etc.
- manufacture of machinery for fabric processing:
. machinery for washing, bleaching, dyeing, dressing, finishing, coating or impregnating textile fabrics
. manufacture of machines for reeling, unreeling, folding, cutting or pinking textile fabrics
- manufacture of laundry machinery:
. ironing machines including fusing presses
. laundry-type washing and drying machines
. dry cleaning machines
- manufacture of sewing machines, sewing machine heads and sewing machine needles
- manufacture of machines for producing or finishing felt or nonwovens
- manufacture of leather machines:
. machinery for preparing, tanning or working hides, skins or leather
. machinery for making or repairing footwear or other articles of hides, skins, leather or furskins

This class excludes:
- manufacture of paper or paperboard cards for use on Jacquard machines cf. 21.25
- manufacture of ironing machines of the calender type cf. 29.24
- manufacture of machines used in bookbinding cf. 29.56
- manufacture of domestic washing and drying machines cf. 29.71

This class includes:
- manufacture of machinery for making paper pulp
- manufacture of paper and paperboard making machinery
- manufacture of machinery producing articles of paper or paperboard

This class includes:
- manufacture of machinery for working soft rubber or plastics or for the manufacture of products of these materials:
. extruders, moulders, pneumatic tyre making or retreading machines and other machines for making a specific rubber or plastic product
- manufacture of printing and bookbinding machines
- manufacture of machinery for producing tiles, bricks, shaped ceramic pastes, pipes, graphite electrodes, blackboard chalk, foundry moulds, etc.
- manufacture of moulding boxes for any material; mould bases; moulding patterns; moulds
- manufacture of diverse special machinery and equipment: machines to assemble electric or electronic lamps, tubes (valves) or bulbs; machines for production or hot-working of glass or glassware, glass fibre or yarn; machinery or apparatus for isotopic separation; rope-making machinery, etc.
- manufacture of centrifugal clothes dryers
- manufacture of dryers for wood, paper pulp, paper or paperboard
- manufacture of industrial robots for multiple uses

This class excludes:
- manufacture of mechanical manipulators and industrial robots specifically designed for lifting, handling, loading or unloading cf. 29.22
- manufacture of machinery or equipment to work hard rubber, hard plastics or cold glass cf. 29.40/9
- manufacture of household appliances cf. 29.7

This class includes:
- manufacture of tanks and other fighting vehicles
- manufacture of artillery material and ballistic missiles
- manufacture of small arms
- manufacture of war ammunition

This class also includes:
- manufacture of explosive devices such as bombs, mines and torpedoes
- manufacture of hunting, sporting or protective firearms and ammunition

This class excludes:
- manufacture of percussion caps, detonators or signalling flares cf. 24.61
- manufacture of cutlasses, swords, bayonets, etc. cf. 28.75
- manufacture of armoured vehicles for the transport of bank notes or valuables cf. 34.10

This class includes:
- manufacture of domestic electric appliances: refrigerators and freezers, dishwashers, washing and drying machines, vacuum cleaners, floor polishers, waste disposers, grinders, blenders, juice squeezers, tin openers, electric shavers, electric tooth brushes, knife sharpeners, ventilating or recycling hoods
- manufacture of domestic electro-thermic appliances: electric water heaters; electric blankets, electric dryers, combs, brushes, curlers; electric smoothing irons; space heaters and household type fans; electric ovens, micro-wave ovens, cookers, hot plates, toasters, coffee or tea makers, frying- pans, roasters, grills, electric heating resistors, etc.

This class excludes:
- manufacture of sewing machines cf. 29.54

This class includes:
- manufacture of non-electric domestic cooking and heating equipment:
. non-electric space heaters, cooking ranges, grates, stoves, water heaters, cooking appliances, plate warmers

This class excludes:
- manufacture of machinery for the preparation of food in commercial kitchens cf. 29.53