US PATENT SUBCLASS 297 / 423.24
.~.~.~.~.~ Angular adjusting means

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

423.1  DF  REST FOR KNEE, LEG, OR FOOT {6}
423.19  DF  .~ Connected to chair or seat for relative movement {5}
423.2  DF  .~.~ Horizontally slidable from beneath bottom to a position in front of bottom {2}
423.22  DF  .~.~.~ Having additional movement to an operative position {1}
423.23  DF  .~.~.~.~ Including means for adjusting the rest to plural operative positions {1}
423.24.~.~.~.~.~ Angular adjusting means

DEFINITION

Classification: 297/423.24

Angular adjustment means:

(under subclass 423.23) Device in which the rest includes structure which permits the rest to be inclined at various angles relative to a substantially horizontal surface.