Vacuum cleaners; Electric vacuum cleaners and their components; Vacuum cleaners for cleaning pets and surfaces of natural or man-made fibers; Vacuum cleaner attachments for cleaning pets and surfaces of natural or man-made fibers; Vacuum cleaner attachments in the nature of brushes, scrapers and trimmers for household purposes for cleaning pets and surfaces comprising natural or man-made fibers; Nozzles for vacuum cleaners; Brushes for vacuum cleaners