Water purifying installations, apparatus and machines; water softening installations; water softening apparatus; water filtering apparatus; filters for drinking water; water filtering apparatus; water filtering installations; filters for water purifiers; water treatment filters; reverse osmosis filtration units [water treatment equipment]; reverse osmosis elements for reducing the salt content of water; flow restrictors for reverse osmosis water purification units

Filters for air conditioning; air filtering installations; gas scrubbing apparatus; air purifying apparatus and machines; air humidifiers; filters parts of household or industrial installations, namely, air filters; filters for drinking water; aquarium filtration apparatus; portable electric warm air driers, in International Class11

Respiratory masks for non-medical purposes; workmen's face-protection shields; filters for respiratory masks; respirators other than for artificial respiration; breathing apparatus for divers, namely, rebreathers; [cables, electric;] protective face masks not for medical purposes [; galvanic batteries]

Planning, organisation [ and conducting ] of trade fairs, exhibitions and presentations for commercial and advertising purposes

Oil, air and fuel filters for motors and engines

Laboratory Filter for Purifying Radiolabeled Compositions

ELECTRIC FILTERS OF THE CRYSTAL AND LC (INDUCTANCE, CAPACITANCE) TYPE