Apparatus for lighting, namely, lighting fixtures; apparatus for heating, namely, warming drawers; apparatus for steam generating, namely, steam generators; apparatus for cooking, namely, cooking ovens and stove-tops; apparatus for refrigerating, namely, refrigerators; apparatus for drying, namely, clothes drying machines; apparatus for ventilating, namely, ventilation hoods; apparatus for water supply, namely, water faucets and sinks; and apparatus for sanitary purposes, namely, pipes being parts of sanitary facilities, toilets

Building construction; repair of household plumbing, appliances, and fixtures; installation of household plumbing, appliances, and fixtures