Water filtration apparatus; Water treatment equipment, namely, water filtration units; Water purification and filtration apparatus; Water filtration apparatus for the deionization of water; Water purification, sedimentation and filtration apparatus for clarification, thickening and filtration of water, waste water and industrial water; Membrane filtration units for water treatment apparatus; Water treatment equipment, namely, water filtration units and reverse osmosis units

Air cleaning units; Air purification units; Electric air deodorizers; Electric light bulbs; Electric lighting fixtures; Electric night lights; Household air cleaners; Lamps; Sockets for electric lights

Water filtration apparatus; Water treatment equipment, namely, water filtration units; Water purification and filtration apparatus; Water filtration apparatus for the deionization of water; Water purification, sedimentation and filtration apparatus for clarification, thickening and filtration of water, waste water and industrial water; Membrane filtration units for water treatment apparatus; Water treatment equipment, namely, water filtration units and reverse osmosis units