WATER CONDUIT APPARATUS AND SANITARY INSTALLATIONS; VALVES AND MIXING VALVES, MANUALLY CONTROLLED FAUCETS FOR WATER SUPPLY AND WATER DRAINAGE; WASHSTAND-, BIDET- AND SINK FAUCETS, BATHTUB AND SHOWER FAUCETS; SHOWER HEADS AND SHOWER FITTINGS, SANITARY HOSES, SHOWER HOLDERS, SUPPLY AND DRAINAGE FAUCETS FOR SANITARY RESERVOIRS, WASHSTANDS, BIDETS, SINKS, BATHTUBS, AND SHOWER TUBS