42 PREPARING AN IDENTIFYING PHOTOGRAPHIC RECORD OF AN OPTICAL PATTERN OF A STONE SUCH AS A DIAMOND OR THE LIKE; PREPARING A WRITTEN DESCRIPTION OF THE STONE FOR WHICH A PHOTOGRAPHIC RECORD OF THE STONE'S OPTICAL PATTERN HAS BEEN MADE; AND MAINTAINING A CENTRAL REGISTRY OF PHOTOGRAPHIC RECORDS OF OPTICAL PATTERNS OF STONES, SUCH AS DIAMONDS OR THE LIKE, FOR PURPOSES OF IDENTIFICATION, CERTIFICATION, VERIFICATION, AND REGISTRATION OF PRECIOUS STONES
Trademark: 73142889
