7
Filters for cleaning cooling air, for engines; Machines and apparatus for cleaning, electric; Hand-held tools, other than hand-operated; Pumps [machines]; Vacuum pumps [machines]; Brushes, electrically operated [parts of machines]; Industrial robots; Cartridges for filtering machines; Dust exhausting installations for cleaning purposes; Vacuum cleaner attachments for disseminating perfumes and disinfectants; Vacuum cleaner hoses; Vacuum cleaners; Vacuum cleaner bags; Brushes for vacuum cleaners; Pumps for counter-current swimming; Touchless stationary vacuums; Household cleaning and laundry robots with artificial intelligence
11
Water purification installations; Water filtering apparatus; Water sterilizers; Purification installations for sewage; Filters for drinking water; Germicidal lamps for purifying air; Ionization apparatus for the treatment of air or water; Water purifying apparatus and machines; Sterilizers; Water softening apparatus and installations; Standard lamps; Floor lamps; Membrane filtration units for water treatment apparatus; Filters for water filtering apparatus; Bioreactors for use in the treatment of wastewater