Semi-finished products, namely, laminates, sheets, panels and sandwich-panels made of polyamide, woven fiber, non-woven fiber or fiber reinforced composite materials, not included in other classes; polyamide and polymer resin film for use in manufacture; fiber tape for use in manufacture, namely, unidirectional tape consisting of glass, carbon, quartz, metallic, woven fabric, non-woven fabric, or combinations thereof; semi-finished products, namely, artificial resins in the form of polymers and blends of polymers, both synthetic and natural made up of repeating amide groups for use in manufacture; semi-finished products, namely, synthetic resins in the form of polyamides, polymers and blends of polymers, both synthetic and natural made up of repeating amide groups for use in manufacture