01
Water-purifying products for household and professional use;
water treatment chemicals, particularly for treating water
in humidifiers; air purifiers and humidifiers as
disinfectants for water treatment installations
11
Apparatus for lighting, heating, steam generating, cooking,
refrigerating, drying, ventilating, water supply and
sanitary purposes; air humidifiers, particularly air
humidifiers for household use; industrial humidifiers; air
purifiers, particularly air purifiers for household use; air
purifiers for industrial use; ionization apparatus for the
treatment of air; air-purifying apparatus and machines;
air-purifying devices, particularly air purifying devices
for household use; air-purifying devices for industrial
use; air sterilizers; air filters for household purposes;
air filters for industrial installations; air
dehumidifiers, industrial air dehumidifiers; fans
(air-conditioning); water treatment cartridges for use in
air purifiers and humidifiers; disinfectant apparatus;
demineralization cartridges for use in air purifiers and
humidifiers
37
Building construction; repair services; installation
services; installation, maintenance and repair of heating,
air purification, cooling, drying, ventilation, temperature
control and air-conditioning apparatus; installation,
maintenance and repair of air-purifying apparatus;
installation, maintenance and repair of air treatment
apparatus; installation, maintenance and repair of
ventilating apparatus; installation, maintenance and repair
of air filters; installation, maintenance and repair of air
analysis apparatus