cordless vacuum cleaners; electric window cleaning machines; electric sweepers; road sweepers [machines]; swimming pool cleaning machines; high pressure washers; machines and apparatus for carpet shampooing, electric; carpet cleaning machines; 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; steam cleaning machines; cleaning appliances utilizing steam; machines and apparatus for cleaning, electric; robotic cleaning machines; dust removing installations for cleaning purposes; garbage disposal units