Computer operating programs, recorded; scanners; computer memories; computer monitors; disk drives for computers; magnetic tape units for computers; juke boxes for computers; printers for use with computers; computers; personal digital assistants; thermal printers; personal computers; cash registers; barcode scanners; barcode readers; automatic cash registers; computer programs used for electronic cash register systems; electronic card readers; electronic computers; electronic pens for visual display units; computer software; computer programs for monitors; interfaces for computers; computer game programs; computer peripheral devices; computer keyboard; point-of-sale terminals; touch panels; touch pads; communications computers; pocket computers for note-taking