E04F 13/165

Coverings or linings, e.g. for walls or ceilings composed of covering or lining elements; Sub-structures therefor; Fastening means therefor composed of a plurality of similar covering or lining elements, of fibres or chips, e.g. bonded with synthetic resins {, or with an outer layer of fibres or chips with an outer layer imitating natural stone, brick work, tiled surface or the like}