electric heaters; heaters, electric; heaters for vehicles; water heaters; air heaters; fan heaters; convection heaters; heaters for aquariums; kerosene heaters; heaters for hot tubs; hot tub heaters; heat pumps; humidifiers; air humidifiers; humidifiers for household purposes; humidifier units as parts of vehicles; humidifiers for household use; industrial humidifiers; de-humidifiers; humidifiers for central heating radiators; humidifiers, electric; room humidifiers; air humidifiers for automobiles; air humidifying apparatus; lamps; lamp bulbs; lamp fixtures; lamp glasses; lamps for lighting purposes; lamp chimneys; light bulbs; lamp posts; oil lamps; lanterns for lighting