US PATENT SUBCLASS 297 / 283.2
.~ Back and bottom

Current as of: June, 1999
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297 /   HD   CHAIRS AND SEATS

283.1  DF  CHANGEABLE OR REVERSIBLE SUPPORTING SURFACE {3}
283.2.~ Back and bottom

DEFINITION

Classification: 297/283.2

Back and bottom supporting surface:

(under subclass 283.1) Device wherein the occupant supporting component, provided with a plurality of occupant contacting surfaces, is constructed to support the back and bottom of the occupant therein.