Machines and apparatus for carpet shampooing (electric); cleaning appliances utilizing steam; dust exhausting installations for cleaning purposes; vacuum cleaners; vacuum cleaner attachments for disseminating perfumes and disinfectants; vacuum cleaner hoses; vacuum cleaner bags; dust removing installations for cleaning purposes; vehicle washing installations; washing apparatus

Water purification installations; purification installations for sewage; water purification apparatus and machines; sterilizers; deodorizing apparatus not for personal use; evaporators; steam generating installations; gas scrubbing apparatus; air purifying apparatus and machines; air filtering installations