78897217
May 31, 2006
Jan 1, 2008
Active Trademark
Electronic instruments for use in gemological laboratories and by retail or wholesale jewelers, jewelry manufacturers, gemstone traders or polishers, comprising an analytical spectrometer, and associated optical and electronic parts, coupled to a fiber-optic probe, which measure the intensity of retro-reflected light, and proprietary software to verify the natural or synthetic origin of diamonds sold as a unit therewith
Electrical and Scientific Apparatus