17 Acoustic insulating panels; Acoustic insulation panels; Acoustic baffles for sound absorbing purposes; Acoustic baffles for soundproofing purposes; Acoustic insulation materials; Acoustic insulators; Acoustical insulating barrier panels; Acoustical insulation barrier panels; Architectural acoustic products, namely, sound absorbers and diffusers in the form of decorative display panels composed primarily of non-metal materials which function to control sound; Architectural acoustic products, namely, sound absorbers and diffusers; Architectural acoustic products, namely, temporary coverings for passageways which function as sound barriers composed primarily of non-metal materials