9 MAGNETIC AUDIO TAPE RECORDERS; PHONOGRAPH RECORDS; AUDIO AND VIDEO MAGNETIC CASSETTES; VIDEO RECORD DISCS; OPTICAL RECORD DISCS; FLOPPY AND HARD DISCS; MAGNETIC RECORD DISCS; STORING CODED INFORMATION UNITS FOR USE WITH GRAPHICAL OR AUDIO-VISUAL DISPLAYS; PRE-RECORDED COMPUTER PROGRAMS; MAGNETOSCOPES, NAMELY, INSTRUMENTS FOR DETECTING MAGNETIC FORCES; SOFTWARE, NAMELY, COMPUTER PROGRAMS FOR USE WITH COMPUTERS FOR DOMESTIC, INDUSTRIAL, EDUCATIONAL AND PROFESSIONAL APPLICATIONS