Building materials of metal; portable buildings of metal; cables and wires of metal (non-electric); metallic pipes; goods of metal, not included in other classes

Water supply utensils, namely spigots, faucets, water faucet spouts, and drains; water purification installations, namely sewage drainage systems, waste water handling systems (excluding waste water filters), infiltration and retention systems for rain water, and building drainage systems; sewage treatment plants; sewage disposal plants; sewage purification plants; sewage purification installations and sewage purification apparatuses (excluding filters for sewage treatment and air filters for use in pollution control areas and sewage disposal and waste management plant offices)