7 [MACHINES FOR THE TREATMENT OF FLOORS; MACHINES FOR THE REMOVAL OF FLOOR COVERINGS;] MACHINES FOR THE INSTALLATION OF FLOOR COVERINGS;[ GRINDING MACHINES, GRINDING AND SANDING MACHINES FOR PARQUETRY, MILLING MACHINES; MACHINES, NAMELY, JOINT MILLERS, SAWING MACHINES FOR FLOOR COVERINGS, SAWS, DUST EXTRACTORS, VACUUM CLEANERS FOR GRINDING DUST,] GROOVING MACHINES, WELDING GUNS, [STRIPPERS FOR REMOVING FLOOR COVERINGS; MACHINES FOR THE OILING AND WAXING OF FLOOR COVERINGS; STIRRING MACHINES, NAMELY, STIRRING MACHINES FOR SUBFLOOR TREATMENT; MACHINES, NAMELY, MIXING STATIONS,] CUTTING MACHINES, FOR CUTTING FLOOR COVERINGS AND TEXTILES; [CLEANING MACHINES FOR CLEANING FLOORS; MACHINES, NAMELY, HAND GUN TACKERS AND ELECTRONIC AND PNEUMATIC STAPLERS, PNEUMATIC NAILERS, GLUING MACHINES, MACHINES, namely, POWER-OPERATED AGITATORS FOR TREATMENT OF SUBFLOORS, AIR COMPRESSORS, SCREWERS FOR LAYING FLOOR COVERINGS, ADHESIVE PISTOLS FOR LAYING FLOOR COVERINGS,] WHIPPING MACHINES FOR CARPETS, MATS AND CARPET SKIRTINGS, FRINGING MACHINES, MEASURING AND CUTTING MACHINES FOR FLOOR COVERINGS, [POWER OPERATED ROLL PATERNOSTERS FOR DISPLAYING AND STORING ROLLS OF FLOOR COVERINGS, AND SUPPORTS FOR ROLLS OF FLOOR COVERINGS, namely, METAL ROLL STANDS FOR DISPLAYING AND STORING FLOOR COVERINGS;] REPLACEMENT PARTS THEREFOR