Truss and Stage systems and components and systems for performances and live events, namely, metal truss beams; Stages for musical performance composed of primarily metal materials; stage systems comprised of temporary stages, platforms, and towers, performance stages, audience platforms, stage risers, stage and audience bleachers, scaffold structures, roof truss structures, and lifting towers all made of metal; Portable metal free standing crowd control barriers for controlling or limiting a...

Audio amplifiers; Audio cassette and CD players; Audio electronic components, namely, surround sound systems; Audio equipment for vehicles, namely, stereos, speakers, amplifiers, equalizers, crossovers and speaker housings; Audio equipment for vehicles, namely, subwoofers; Audio mixers; Audio speaker enclosures; Audio speakers; CD players; Digital signal processors; Electronic products for the manipulation of the frequency, time, and amplitude characteristics of audio signals, namely, audio p...

building and construction materials which are acoustically insulating

Sound amplification and reproduction equipment, namely audio speakers, amplifiers, microphones, and sound mixers