76184824
Dec 21, 2000
Apparatus and instruments for electrical to optical conversion, optical to electrical conversion and optical transmission; namely, lasers and light emitting diodes, photo-detectors, optical transmitters, optical to electrical converters, electrical to optical converters, optical receivers, optical generators, optical switches, optical amplifiers, optical modulators, optical couplers, optical cables, optical wave guides; control circuitry; computers; microprocessors; blank optical data carrier in the form of discs, tapes and cards; encoded computer programs for optical data transmission; and cables for electrical or optical signal transmission
Electrical and Scientific Apparatus