Apparatus for recording, transmission or reproduction of sound and/or images; apparatus and instruments, namely, remote controls, amplifiers, loudspeakers, subwoofers and structural components therefor, all for recording, producing, transmitting, editing or processing audio and/or video signals; loudspeaker systems; loudspeakers; audio speakers; tweeters; woofers; loudspeaker components, namely, midranges; audio tuners; electroacoustic transducers; crossovers; loudspeaker horns; sound process...

PHONOGRAPH DISC RECORDS IMPRESSED WITH SERIES OF ELECTRONICALLY PRODUCED TONES