[ Horns for loudspeakers; ] cabinets for loudspeakers; electroacoustic composite member, namely, the combination of electroacoustic transducers to implement the transformation of electronic signals to sound; intercommunication apparatus, namely, communications computers [ ; instruments and meters for electricians, namely, resistance measuring instruments, voltmeters, ammeters ]
[ Horns for loudspeakers; ] cabinets for loudspeakers; electroacoustic composite member, namely, the combination of electroacoustic transducers to implement the transformation of electronic signals to sound; intercommunication apparatus, namely, communications computers [ ; instruments and meters for electricians, namely, resistance measuring instruments, voltmeters, ammeters ]
[ Horns for loudspeakers; ] cabinets for loudspeakers; electroacoustic...