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.
connection, flow-producing and circulating elements for hot water heaters, namely, thermostats, temperature controllers, pressure controllers, flow controllers, water-level controllers, pressure relief valves, safety valves, temperature detectors, heat and flame detectors
11
Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes.
plumbing parts, namely, faucets for sinks, tubs and showers, faucet handles and faucet stems; faucet repair parts, namely, faucet components, aerators, lavatory pop-ups and linkages; toilet repair parts, namely, toilet flappers, tank levers, flush valves; flush valve repair parts, namely, ballcocks; ballcock repair parts, namely, plungers, caps, float rods, refill tubes, seal rings, diaphragms, pistons, linkages, floats and tank balls; drain repair parts, namely, sink strainers, traps, bends, tubing, tailpieces and waste arms; drain stoppers, namely, bath stoppers; valves and fittings used in plumbing, namely, stops, supply tubes; brass fittings, namely, elbows, tees, couplings, unions, connectors, caps, nuts; iron fittings, namely, elbows, tees, couplings, unions, connectors, caps, nuts; plastic fittings, namely, elbows, tees, couplings; tub and shower repair parts, namely, shower heads, shower arms, and shower hoses; plumbing and heating equipment and supplies, namely, manifolds and fittings used for the distribution of potable hot and cold water to plumbing systems, namely, water closets, sinks, showers, bathtubs, lavatories, water heaters and water softeners; hot water heaters and parts therefor; water heater installation kits comprised of tubing, pipes, valves, fittings and accessories; water pumps and parts therefor; heat pumps and parts therefor; hot water tanks and parts therefor; residential water conditioning and purification units, namely, water softeners and reverse osmosis purification units; plumbing fittings, namely, valves, traps, mixing valves, fluid conduit couplings, and connectors; mixer units for sinks, wash basins, bathtubs and showers; inflow and outflow fittings, namely, water pipe valves, bolts, washers, seals, gaskets for sinks, wash basins, bathtubs and showers; nozzles for showers, water taps and water mixing taps; sewer saddles, flexible drain and trap connectors; water circulation systems for circulation of water in pipes comprised of water pumps, water pipes, water heaters and controls therefor; metal gas vent pipes and fittings for use with gas appliances; irrigation systems comprised of sprinklers, valves, plastic and metal pipes, drip lines, pumps, plastic and metal couplers; metal plumbing fittings and assemblies of plumbing fittings for sprinkler systems, namely, pipes, gaskets, bolts and valves
17
Rubber, gutta-percha, gum, asbestos, mica and goods made from these materials and not included in other classes; plastics in extruded form for use in manufacture; packing, stopping and insulating materials; flexible pipes, not of metal.
plastic pipes and pvc pipes for plumbing purposes and fittings therefor; non-metal pipe couplings, pipe extension joints, pipe caps, pipe plugs and eccentric couplings; spiral wound gaskets made primarily of non-metal materials for use in pipe joints and valve and pipe joints; plastic gaskets for use in joints between plastic pipes; rubber sealing rings and gaskets for use in joints between plastic pipes; pipe joint compound; pipe joint thread sealant in both grease and paste formulated for wet conditions and high pressure applications; compression joint sealants; non-metal seals and seal kits, namely, shaft seals, collars, plugs, couplers, bushings, washers, o-ring seals, o-ring seal kits, sealing cord, rubber back-up rings, rubber washers, plastic back-up rings, v-ring seals, bonded seals, pipe seals; pipe insulation; molded pipe insulation; pipe insulation of foamed plastic; flexible tubing pipe wrap; plastic irrigation products, namely, pipes and tubing