19 Building materials, namely, high and low density wood fiber panels for building purposes; nonmetallic laminates in sheet form for interior building construction; laminates in sheet form of non-metallic materials for use in building; bonded wood fibre panels for building purposes; high and low density wood fibre panels for flooring, cabinets, walls, ceilings and decorative surfaces, furniture, laminate flooring, door skins, and backing panels for building purposes; bonded panels for walls, ceilings and decorative surfaces, furniture, laminate flooring, door skins made of high density wood fibre pieces, particularly by using high-density fibrous shaped parts; wood fibre panels for flooring, cabinets, walls, ceilings and decorative surfaces, furniture, laminate flooring, door skins, and backing panels being bonded by plastic materials, particularly by plastic polymerisates; bonded panels for flooring, cabinets, walls, ceilings and decorative surfaces, furniture, laminate flooring, door skins, and backing with paper or cardboard strips; bonded panels for flooring, cabinets, walls, ceilings and decorative surfaces, furniture, laminate flooring, door skins, and backing made of wood fibres and layers of plastic material; wood fibre panels for flooring, cabinets, walls, ceilings and decorative surfaces, furniture, laminate flooring, door skins, and backing with plastic material coverings; wood fibre panels for acoustic or thermal insulation purposes; non-metallic laminated boards for building use, namely, flooring, cabinets, walls, ceilings and decorative surfaces, furniture, laminate flooring, door skins, and backing; non-metallic laminated boards for walls; laminated building glass incorporating a liquid crystal film; laminated building glass incorporating fine electrical conductors; laminated chipboard; laminated fibreboard; laminated flat glass for building; glue-laminated wood; timber laminates, namely, glue-laminated wood; wood laminates, namely, glue-laminated wood; glue-laminated wood; timber laminated particle boards; hard or soft construction boards, consisting of wood fibres; combination boards with wood fibre boards; combination boards with finished pieces of hard board, using special hard finished pieces with wood fibre; wood fibre boards for industrial and construction purposes; wood fibre boards with plastic binding, in particular polymerized resin; combination boards using paper or cardboard strips; wood fibre combination boards with plastic layers; wood fibre boards with synthetic resin layers; laminated plastic sheets with metal surfacing for building and construction of countertops, paneling, walls and decorative surfaces