Loading-unloading machines and apparatus, namely, conveyors, rail type conveyors; power operated lifting equipment, namely, lifts, namely, mechanical railed lifting conveyors, fork lifts, hydraulic lifts and car lifts; sewing machines; shoe making machines; leather tanning machines; tobacco processing machines; painting machines; automatic or electric spray guns for applying paint coats on materials; electric paint-spraying guns; spray guns and pumps for the application of paint; filters for the paint coating machines; electrostatic filters for the paint coating machines; pressure regulators being parts of paint coating machines for the paint and the cleaning industries; industrial plant and equipment used in or for or by painting and varnishing workshops, namely, pneumatic tools for painting, namely, pneumatic spray guns; surface coating machines; automatic sprayers for electrostatic painting; automatic spray heads for use in spraying and atomizing paint, and automatic sprayers for paint for use in electrostatic enameling; liquid paint dispensing tanks in the nature of liquid paint dispensing machines; rotary atomizing electrostatic coating machine; paint circulation machines; electronic robotic paint finishing machines and parts thereof for use in painting; tanks for electrodeposition coating, being a part of painting machines; power-operated potters' wheels; automatic stamping machines; electric washing machines for industrial purposes; 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, namely, dust and paint particle suction machines; lawnmowers; electrically operated curtain drawing devices; waste crushing machines

Drying apparatus, namely, heat drying ovens in the nature of kilns and heat drying booths in the nature of industrial dryers for heating; evaporators; heat exchangers; milk sterilizers; industrial furnaces; nuclear reactors; industrial boilers; industrial air purifiers; air conditioning apparatus and other heating and cooling units, namely, electric air heaters for commercial or industrial use, ventilation apparatus for use in industrial air conditioning systems, air purifying units, air filters for air conditioning units and for industrial installations, and electric dust collectors in the nature of air filters for use in industrial air conditioning units, all for industrial purposes; garbage incinerators for industrial purposes; solar water heaters; water purifying apparatus; tapwater faucets

Air conditioning equipment installation; plumbing and sanitary equipment installation; painting plant installations, and other construction, namely, building construction; operation, check or maintenance of building equipment, namely, maintenance and repair of mechanical, electrical and plumbing 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