Full Title

Pavings made of prefabricated single units (specially adapted for playgrounds or sports grounds E01C13/04, for footpaths, sidewalks or cycle tracks E01C15/00; making artificial stones C04B; building stones E04C; flooring E04F) > made of units composed of a mixture of materials covered by two or more of groups , E01C5/02 - E01C5/20