cordless vacuum cleaners; electric window cleaning machines; electric sweepers; road sweeping machines; swimming pool cleaning machines; steam cleaning machines; high pressure washers; machines and apparatus for carpet shampooing, electric; electric machines and apparatus for carpet shampooing; hand-held vacuum cleaners; vacuum cleaners powered by rechargeable batteries; vacuum cleaners for household purposes; lawnmowers [machines]; dust filters and bags for vacuum cleaners; electric vacuum cleaners; machines and apparatus for cleaning, electric; cleaning appliances utilizing steam; robotic cleaning machines; dust removing installations for cleaning purposes; garbage disposals