19 BUILDING MATERIALS, CEMENT, MORTAR, CHIMNEY POTS, PREFABRICATED CONCRETE ELEMENTS FOR BUILDING, PREFABRICATED WOODEN ELEMENTS FOR ERECTING FRAME WORK; BUILDING OF EDIFICES, HIRRING OF TOOLS AND CONSTRUCTION EQUIPMENT
37 BUILDING CONSTRUCTION SERVICES; FITTING, TRANSFORMATION AND ENLARGING OF RESIDENTIAL DWELLINGS OR INDUSTRIAL PREMISES; FITTING OF ATTICS, INSTALLATION OF PREFABRICATED CELLARS