73413703
Feb 16, 1983
Dec 25, 1984
Non-Metallic Hose Pipes Used for Water Supply, Gas Distribution, Soil Drain Waste, Drainage, Irrigation, Electrical Conduit and Cable Ducting Systems, Central Heating Systems and the Chemical Industry; Pipings, Elements of and Molding Pieces for Such Pipings and Parts and Fittings Therefor; Plastics for Use in Manufacture; Plastic in the Form of Films; Plastic Profiles for Industrial Commercial and Residential Construction; Plastic Tubs; Plastic Crates; Plastic Packaging
Rubber GoodsGutters, Pipings and Water Pipes; Elements of and Molding Pieces for Such Pipings, and Parts and Fittings Therefor
Nonmetallic Building Materials