1
Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry; chemical substances for preserving foodstuffs; tanning substances; adhesives used in industry; activated carbon and carbon for filters; chemical preparations for analyses in laboratories other than for medical or veterinary purposes; chlorides; chemical filtering materials; mineral filtering materials; filtering preparations for the beverages industry; ion exchangers (chemicals); water purifying chemicals; salts (chemical preparations); water-softening preparations
5
Pharmaceutical and veterinary preparations; sanitary preparations for medical use; dietetic substances for medical use; biocides
6
Common metals and their alloys; ironmongery, small items of metal hardware; pipes and tubes of metal; water-pipe valves of metal; water pipes of metal; High-pressure pipelines (of metal); valves of metal (other than parts of machines); prefabricated swimming pools of metal; junctions of metal for pipes; components for all the aforesaid goods, not included in other classes
7
Machines and machine tools; filtering machines; cartridges of filtering machines; pumps (machines); pump diaphragms; heat exchangers (parts of machines); components for all the aforesaid goods, not included in other classes
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; testing apparatus not for medical purposes; chemistry apparatus and instruments; components for all the aforesaid goods, not included in other classes
11
Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes; sea water desalination installations; filters (parts of household and industrial installations); pipe line cocks (spigots); water conduit installations; mixer taps for water pipes; filters for drinking water; level controlling valves in tanks; heat exchangers; water softening apparatus and installations; water-filtering apparatus; components for all the aforesaid goods, not included in other classes
17
Plastics in extruded form for use in manufacture; packing, stopping and insulating materials; tubes and pipes of plastic material; plastic fittings for pipes
19
Swimming pools, not of metal, and components thereof, not included in other classes; water pipes of plastic
20
Water pipe valves of plastic; water-pipe valves of plastics; valves of plastic and sliding valves, not of metal, for water pipes
21
Household, kitchen utensils and containers; strainers for household purposes