Remote controls for projectors; Multimedia projectors; Planetarium projectors; Computer peripheral devices; Sound recording apparatus; Surveying apparatus and instruments; Optical lenses; Scintillation counters; Signaling lights; Electric navigational instruments

Germicidal lamps for purifying air; Dehumidifiers for household purposes; Air purifying apparatus and machines; Electric hot air hand dryers; Industrial dish drying machines; Air deodorizing apparatus; Gas scrubbing apparatus; Electric food warmers in the nature of dishes; Air cooling apparatus; Electric air dryers