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9
Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments; apparatus and instruments for conducting, switching, transforming, accumulating, regulating or controlling electricity; apparatus for recording, transmission or reproduction of sound or images; magnetic data carriers, recording discs; automatic vending machines and mechanisms for coin-operated apparatus; cash registers, calculating machines, data processing equipment and computers; fire-extinguishing apparatus.
electrical controllers and computer monitors for electrical, gas and oil operated heating, cooking, drying and ventilation apparatus, namely, portable electric room heaters, hot water heaters, furnace boilers, closed circuit water heaters for domestic, commercial and industrial use, central heating devices, namely, steam and electric radiators for heating buildings, heat exchangers, acetylene burners, and wall mounted gas hot water heaters
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11
Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes.
electrical, gas and oil operated heating, cooking, drying and ventilation apparatus, namely, portable electric room heaters, hot water heaters, furnace boilers, closed circuit water heaters for domestic, commercial and industrial use, central heating devices, namely, steam and electric radiators for heating buildings, heat exchangers, acetylene burners, and wall mounted gas hot water heaters
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37
Building construction; repair; installation services
installation, repair and maintenance of electrical, gas and oil operated heating, cooking, drying and ventilation apparatus, namely, portable electric room heaters, hot water heaters, furnace boilers, closed circuit water heaters for domestic, commercial and industrial use, central heating devices, namely, steam and electric radiators for heating buildings, heat exchangers, acetylene burner, and wall mounted gas hot water heaters