ISM

HEADPHONE AMPLIFIERS, MONITOR SPEAKERS, HEADPHONES, GUITAR AMPLIFIERS, KEYBOARD AMPLIFIERS, MICROPHONES AND HEADPHONES, PA SPEAKER SYSTEMS, ELECTRONIC METRONOMES, ELECTRICAL APPARATUS FOR MIXING SOUND, GRAPHIC EQUALIZERS, ANALOG OR DIGITAL MUSICAL SOUND EFFECTS UNITS, COMPUTER APPLIED INSTRUMENTS, NAMELY PROGRAMMING APPARATUS AND SYNCHRONIZING SIGNAL GENERATORS FOR CONTROL OF ELECTRONIC MUSICAL INSTRUMENTS AND MIDI (MUSICAL INSTRUMENTS DIGITAL INTERFACE) TO CV (CONTROL VOLTAGE) INTERFACES FOR CONVERTING MIDI MESSAGES (DIGITAL SIGNALS) INTO ANALOG SIGNALS; ELECTRONIC UNIT FOR CONTROL OF A SYNTHESIZER, SYNCHRONIZING SIGNAL GENERATOR FOR MUSICAL INSTRUMENTS, ANALOG OR DIGITAL RECORDERS, TEACHING LABORATORY SYSTEMS COMPRISING AN ELECTRONIC APPARATUS WHICH ENABLES AN INSTRUCTOR TO GIVE INDIVIDUAL LESSONS TO PLURAL STUDENTS AT A TIME THROUGH HEADPHONES HAVING MICROPHONES, MAGNETIC TAPES AND PRE-RECORDED VIDEO TAPES FEATURING MUSIC TEACHING AND MUSIC

ELECTRONIC MUSICAL INSTRUMENTS, NAMELY SNYTHESIZERS, COMPUTER CONTROLLED MUSICAL INSTRUMENTS, NAMELY ELECTRONIC PIANOS, ELECTRONIC AUTOMATICALLY CONTROLLED RHYTHM MACHINES, MUSIC RACKS FOR CASING MUSICAL BOOKS AND PARTS OF ALL THE AFORESAID GOODS