DUAL LAYER

digital video disks containing computer programs for use as an operating system, computer programs for use in database management, computer programs for use as a spread sheet, computer programs for word processing and computer game programs; digital video disks containing catalogues of information, namely, descriptions of goods, services and buildings, profiles of natural persons and legal entities, and information in the fields of movies, music, arts, science, encyclopedias, education, training and sports; and blank digital video disks