DOUVLEDS

[Light source utilizing ultraviolet light-emitting diode for laboratory apparatus and instruments; light source utilizing ultraviolet light-emitting diode for photographic instruments and apparatus; cinematographic instruments and apparatus, namely, light source utilizing ultraviolet light- emitting diode for use in cinematographic instruments and apparatus; light source utilizing ultraviolet light-emitting diode for optical instruments and apparatus; light source utilizing ultraviolet light-emitting diode for measuring or testing machines and instruments; light source utilizing ultraviolet light-emitting diode for optical communication; ]ultraviolet light-emitting diode[; electronic machines, apparatus and their parts, namely, light source utilizing ultraviolet light-emitting diode for electronic machines, apparatus, and their parts; ultraviolet light-emitting diode for use in electronic display boards, plasma display boards, and electronic display screens]