(under subclass 23) Subject matter including a substantially horizontal surface for supporting the body in a sitting, reclined, or prostate position during exercise.
SEE OR SEARCH THIS CLASS, SUBCLASS:
49, for similar support devices.
SEE OR SEARCH CLASS
5, Beds,
600+, for beds specially adapted to support an invalid; subclasses 101+ for cradles and 915+ for beds having vibrating means.
297, Chairs and Seats, appropriate subclasses for internal and external support structure and frames.