Machines for treating floors and walls in buildings and for removing floor coverings, namely, grinding machines for the preparation of sub surfaces, floor scrubbing machines, floor washing machines, floor polishing machines, wall scrubbing machines, wall washing machines, wall polishing machines; machines for the removal of old floor coverings and for levelling down and off subfloors in and on buildings; stripping machines, cutting machines, electric welding machines, gas welding machines, laser welding machines, polishing machines for use on floors and walls; milling machines for the preparation of floors and floor coverings; transport apparatus for removing, loading and unloading of building materials, namely, power operated lift to transport and place portable storage containers; grinding machines for parquet

[ Hand-operated tools and implements for treating floors and walls in and on buildings, for removing floor coverings and laying floors, parquets, tiles, concrete and screed, namely, applicator guns for adhesives, hand-operated applicator guns for paste, hand-operated rollers used to scrape paint off of floors and walls, blade agitators, namely, hand-operated blades used in mixing adhesives, pastes and waxes, paddle agitators, namely, hand-operated paddles used in mixing adhesives, pastes and waxes, rakes, ladles; hand-operated tools and implements for treating floors and floor coverings, in particular knives, hand grinders, scrapers, trowels, doctor blades for spreading adhesives, pastes and waxes, scribers, marking tools, spatulas; hand tools and implements, in particular, blades for hand saws, shears, carpet knives, scaling knives, trowels and spatulas for applying leveling compounds, primers and adhesives on floors, walls and ceilings; hand tools, namely, manually-operated grinding wheels for parquet ]