DUO-BACK

Furniture, namely seats and tables; furnishing suites for conferences, namely armchairs, chairs, swivel chairs, and armchairs, chairs, swivel chairs with non-metal casters and sliders for use in offices, social service institutions, schools and at workshop events; seat parts, namely foot rests; non-metal casters for furniture; back supports, namely portable back supports for use with chairs and furniture parts, namely mechanisms for adjusting seat height and back-support tilt