Metalworking machines and tools namely, machining centers, grinding machines for metalworking and lathes for metalworking, metalworking machine tools, milling machines for metalworking, punching presses for metalworking, cutting machines for metalworking, bending machines for metalworking; mining machines and apparatus, namely, mining bits and mining drills; construction machines and apparatus, namely, concrete construction machines; loading-unloading machines and apparatus, namely, conveyors, rail type conveyors; chemical processing machines and apparatus, namely, blending machines for chemical processing, dissolving machines for chemical processing, extracting machines for chemical processing; food and beverage processing machines; lumbering, woodworking, or veneer or plywood making machines and apparatus, namely, lumbering band saws, saw-tooth setting machines for lumbering and woodworking saws, circular saws for woodworking, veneer manufacturing machines, plywood clipping and finishing machines; pulp refining machines; papermaking machines; paper-working machines and apparatus in the nature of paper coating and cutting machines; printing or bookbinding machines for industrial purposes; sewing machines; agricultural machines, namely, cultivators, harvestors, disc harrows, seeders; agricultural implements other than hand-operated namely, broadcast seeders, corn huskers, disc harrows; shoe making machines; leather tanning machines; tobacco processing machines; glassware manufacturing machines; painting machines; packaging and wrapping machines; power-operated potters' wheels; plastic processing machines; rubber manufacturing machines; stone working machines; non-electric prime movers not for land vehicles, namely, turbines, internal combustion engines not for land vehicles, jet engines not for land vehicles; parts for non-electric prime movers for land vehicles, namely, mechanical engine parts for land vehicles; pneumatic or hydraulic machines and instruments; adhesive tape dispensing machines; automatic stamping machines; electric washing machines for industrial purposes; machines and apparatus for repairing and fixing of air conditioning apparatus and other heating and cooling apparatus, namely, compressors for air conditioners; mechanical parking systems; vehicle washing installations; food mixing machines for commercial use; food peeling machines for commercial use; dish washing machines for industrial purposes; food cutting, chopping and slicing machines for commercial use; electric wax-polishing machines for industrial purposes; vacuum cleaners for industrial purposes; lawnmowers; electrically operated curtain drawing devices; waste compacting machines; waste crushing machines

Drying apparatus for chemical processing, for use in heating, ventilation systems, air conditioning systems and refrigeration systems; recuperators for chemical processing; steamers for chemical processing; evaporators for cooling, air conditioners, chemical processing; distillation apparatus not for scientific purposes; heat exchangers for chemical processing, not being parts of machines; milk sterilizers; industrial furnaces; nuclear reactors; forage drying apparatus; industrial boilers; industrial air purifiers; air conditioning apparatus and other heating and cooling units, namely, electric air heaters for commercial or industrial use; freezing machines and apparatus, namely, freezing showcases, freezers, fridge-freezers, walk-in freezers; electric laundry dryers for industrial purposes; waste water treatment tanks for industrial purposes; septic tanks for industrial purposes; garbage incinerators for industrial purposes; solar water heaters; water purifying apparatus; tap water faucets; level controlling valves for tanks; plumping fittings in the nature of pipe line cocks

Air conditioning equipment installation; plumbing and sanitary equipment installation; painting plant installation, and other construction, namely, building construction; construction consultancy; operation, check or maintenance of building equipment, namely, maintenance and repair of mechanical, electrical and plumping equipment used in building and plants; repair or maintenance of air-conditioning apparatus for industrial purposes; repair or maintenance of painting machines and apparatus; repair or maintenance of water pollution control equipment; repair or maintenance of water purifying apparatus; repair or maintenance of chemical plants