Class 009
Computer & Software Products & Electrical & Scientific Products
Optically readable and recordable data storage media in disc, plate, card or sheet form, and equipment for replicating, recording on and reading optically readable and recordable data storage media in disc, plate, card, or sheet form, for computer, data processing, audio, video and related uses, namely, blank and data loaded, optically readable, erasable and re-recordable data storage discs, plates, cards, and sheets in hard and floppy form and recorders and readers/players therefor.