3D printers; 3D printing pens; Air compressors; Axial flow blowers; Brushes for vacuum cleaners; Car washing and vacuuming equipment, namely, machines for washing the exterior surface of an automobile vehicle and vacuuming the interior of such vehicle, where the equipment is manually-operated by the user; Cleaning machines for ponds; Disc brakes for machines; Dust removing installations for cleaning purposes; Electric fan units for vacuum cleaners; Electric fans, ventilators and blowers for m...