Shower roses; kitchen sink sprayers; showers and parts thereof; shower heads; microbubble generators for baths; bath tubs with microbubble generators; hydromassage bath apparatus; bath fittings; toilets [water-closets]; prefabricated bathrooms sold as a unit; boilers, other than parts of non-electric prime movers or engines; air conditioners for industrial purposes; laundry dryers, electric, for industrial purposes; towel steamers; hair drying machines for beauty salon use; hair steamers for beauty salon use; shampoo basins for barbers' shop use; tap water faucets; level controlling valves in tanks; taps for pipes and pipelines; solar water heaters; water purifying apparatus for industrial purposes; electric lamps and other lighting apparatus; household electrothermic appliances for cooking, drying and freezing; washers for water taps; gas-fired water heaters; non-electric cooking heaters for household purposes; kitchen sinks incorporating integrated worktops for household purposes; kitchen sinks for household purposes; water purifying apparatus for household purposes, non-electric; waste water treatment tanks for household purposes; septic tanks for household purposes; toilet stool units with a washing water squirter; disinfectant dispensers for toilet; toilet bowls; seatings for use with Japanese style toilet bowls; ion generators for baths; ion generators for showers; ionic water generators for household purposes; ion generators for the treatment of air; self-driving ion generators for the treatment of air for household purposes; ion-generating air purifiers for automobiles; ion-generating warm and cold air blowers for household purposes