6
Common metals and their alloys; metal building materials; transportable buildings of metal; materials of metal for railway tracks; non-electric cables and wires of common metal; ironmongery, small items of metal hardware; pipes and tubes of metal; safes; goods of common metal not included in other classes; ores.
transportable metal sound proof booths; sound proof metal panels for partitioning rooms and areas
11
Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes.
electric lighting fixtures featuring sound absorbers and sound diffusers
17
Rubber, gutta-percha, gum, asbestos, mica and goods made from these materials and not included in other classes; plastics in extruded form for use in manufacture; packing, stopping and insulating materials; flexible pipes, not of metal.
architectural acoustic products, namely, sound absorbers and diffusers; architectural acoustic products, namely, sound absorbers and diffusers in the form of decorative display panels and partitions composed primarily of non-metal materials which function to control sound
19
Building materials (non-metallic); non-metallic rigid pipes for building; asphalt, pitch and bitumen; non-metallic transportable buildings; monuments, not of metal.
transportable non-metal sound proof booths
20
Furniture, mirrors, picture frames; goods (not included in other classes) of wood, cork, reed, cane, wicker, horn, bone, ivory, whalebone, shell, amber, mother-of-pearl, meerschaum and substitutes for all these materials, or of plastics
partitions, namely, modular room dividers; desk partition walls with acoustic features; office partition walls; contract furniture with acoustic features, namely, partitions, seating furniture booths, mirrors, screens, seating furniture, stands for display purposes; contract furniture with acoustic features, namely, wall-mounted, ceiling-mounted, and free-standing panel units for displays and partitioning; contract furniture with acoustic features, namely, upholstered, wooden, and plastic workstations having multi-use work surfaces for use in a wide variety of fields