19
Building materials (non-metallic); Concrete; Blocks of concrete; Gas concrete blocks; Binding agents for making stones; Foam concrete; Gypsum; Gypsum for internal use; Calcareous stone; Lime; Fences not of metal; Bricks; concrete columns; Viscous building materials; Refractory building material, not of metal; Wall claddings, not of metal, for building; Fences, not of metal; Slabs, not of metal, for building; Partitions, not of metal; Tiles, not of metal, for building; Paving slabs, not of metal; Concrete floor slabs; Fire-resistant concrete flooring; Mortar for building; Poles of non-metallic materials; Slag [building material]; Porous plaster for concrete; Building elements of concrete; Non-metal decking
37
Building construction; Repair of buildings; Building sealing; Building insulating; Repair information; Masonry; Riveting; Construction consultation; Building construction supervision; Buildings (Cleaning of -) [exterior surface]; Construction with stone; Plastering; Demolition of buildings; Warehouse construction and repair; Construction of industrial enterprises
42
Scientific and technological services and research and design relating thereto; Industrial analysis and research services; Architecture; Industrial design; Graphic design; Technical project studies; Consultancy in the field of geology; Engineering services; Material testing; Geological research; Research and development, for others; Scientific research; Technical research; Architectural consultation; Quality control for interior design; Urban planning; Construction draughting; Consultancy in the field of energy-saving; Surveys (Conducting -)