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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.
residential, commercial, and industrial electric lighting devices; electric light posts; dimmers and controls for lighting devices; electric lamp bulbs; and electrically actuated signalling devices which may be used for fire alarms, burglary alarms, paging, and the like
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20
Furniture, mirrors, picture frames; goods (not included in other classes) of wood, cork, reed, cane, wicker, horn, bone, ivory, whalebone, shell, amber, mother-of-pearl, meerschaum and substitutes for all these materials, or of plastics
mirrors
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11
Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes.
lighting equipment, particularly troffers, reflectors, baffles, lenses, louvers, diffusers, housings, mounting brackets and hangers, shades, lamp holders, guards, combination lighting and heat handling fixtures, and parts thereof