F

Rigid, semi-rigid and flexible metal pipes and rigid, semi-rigid and flexible metal hoses, for use in lighting, heating, steam generating, cooking, cooling, refrigerating, drying, humidifying, ventilating, exhausting, fluid transporting, and steam transporting, and couplings, joints and fittings therefor; metal pipe bellows; and metal tubing

machines and machine tools, namely vibration absorption and position compensation devices and structural parts therefor, namely bellows, flexible couplings and expansion joints; and structural components of exhaust systems for land, air and water vehicles, namely pipes, hoses, tubes, joints and fittings made of rigid, semi-rigid and flexible metal

non-metal tubing, non-metal hoses and non-metal conduits for use in lighting, heating, steam generating, cooking, cooling, refrigerating, drying, humidifying, ventilating, exhausting, fluid transporting, and steam transporting; and non-metal seals in the nature of bellows and pipe connections