Machines and power tools for cleaning and washing surfaces and materials, namely, Electric brushes being parts of machines, electrically-operated brushes, being parts of machines, Brushes and brush holders for use in rotating electrical machinery, Brushes for vacuum cleaners, Brushes being parts of machines and parts therefor; Electric apparatus for cleaning windows, glass, floors, surfaces, carpets and rugs; Electric vacuum cleaners; Dust filters and bags for vacuum cleaners; Replacement bag...