RIFF-O-MATIC

SIGNAL PROCESSORS, SIGNAL GENERATORS, AND SOUND MIXERS, ALL FOR USE WITH ELECTRONIC MUSICAL INSTRUMENTS; MUSICAL COMPUTER SYSTEMS COMPRISING PROCESSORS AND/OR GENERATORS OF MUSICAL SIGNALS; COMPUTERS FOR USE WITH MUSICAL SYSTEMS; AND CONTROL BOARDS FOR MUSICAL COMPUTERS

ELECTRONIC MUSICAL SYSTEMS AND COMPUTER SYSTEMS, NAMELY, MUSIC SYNTHESIZERS