7 Automatic floor scrubbers; Car lifts; Commercial and industrial vacuum cleaners; Conveyors being machines; Drive belts for machines; Dust removing installations for cleaning purposes; Industrial robots; Lifting installations for the transport of persons and goods; Loading and unloading machines; Machines and apparatus for carpet shampooing, electric; Machines for conveying solids; Mechanical hoists; Mechanical and hydraulic lifts; Pneumatic transporters; Power-operated lifting machines for moving drilling rigs; Power-operated lifts for moving, parking and storing land vehicles; Rechargeable sweepers; Stacking machines