17 Plastics, partially machined, namely, semi-processed plastics in the form of tensile pressure pipes made of fiber-reinforced plastics; Plastics, partially machined, namely, molded and extruded plastics for use in the manufacture of tensile pressure pipes made of fiber-reinforced plastics; Extruded plastics in the form of rods, blocks, plates, sheets, foils, pipes and tubes for production purposes; Plastics as semi-finished products, namely, semi-finished injection molded products of plastic for use in a variety of industries; Props, not of metal, namely, pull-push pipes of fibre-reinforced plastics in the nature of plastic rods; Plastics in the form of tubes, rods for use in manufacturing; Synthetic plastic as semi-finished products in the form of tubes, rods; Plastics, partially machined, namely, semi-processed plastics; Plastics, partially machined, namely, semi-finished molded plastic substances for use in manufacturing; Fibre-reinforced epoxy resins, fibre-reinforced polyester resins, fibre-reinforced vinyl ester resins and fibre-reinforced acrylic resins all of the foregoing made by pultrusion and in the form of profiles for use in manufacturing in the aerospace industry, the maritime industry, the mechanical engineering industry, and the antenna industry; fibre-reinforced epoxy resins, fibre-reinforced polyester resins, fibre-reinforced vinyl ester resins and fibre-reinforced acrylic resins all made using the filament winding fabrication technique and in the form of profiles for use in manufacturing in the aerospace industry, the maritime industry, the mechanical engineering industry, and the antenna industry