Apparatus for producing ozone, namely, ozonizers, electrolytic ozonizers; electronic ozone monitors, other than for medical use; ozonisers; ozonizing apparatus being ozonizers, other than for medical use

Electric air deodorising apparatus; air filtering installations; air purifying apparatus and machines; air sterilisers; deodorising apparatus, not for personal use, namely, electric air deodorizing apparatus, electric room deodorizing units; disinfectant apparatus not for medical purposes; ionisers for the treatment of air; ionisation apparatus for the treatment of air; ion generating air purification apparatus being ionisers; air sterilisers; water sterilisers; electric portable steam steril...