Dental apparatus, namely, intra-oral light systems; Dental intra-oral cameras; Electronic aesthetic skin treatment devices using light emitting diodes, namely, infrared, red, orange, yellow, green, and blue wavelengths for generating light rays; Electronic light therapy apparatus for the skin; Endoscopic equipment for medical purposes; Endoscopy cameras for medical purposes; Gum massaging instruments; Infrared radiator units for therapeutic purposes; Intra-oral dental light system; Lasers for...