Air cleaning units; Air filtering installations; Air filtering units; Air humidifiers; Air humidifying apparatus; Air purification units; Air purifiers; Air purifying apparatus; Air purifying apparatus and machines; Dehumidifiers; Desk lamps; Electric lamps; Electric lighting fixtures; Electric night lights; Electronic generator for use in controlling the amount of humidity in the air by creating, removing or circulating small water particles or water vapor in the air; Fixtures for incandesce...