US PATENT SUBCLASS 297 / 357
.~.~.~ Vertical displacement of back disengages holder

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

353  DF  MOVABLE BACK {2}
354.1  DF  .~ Tiltable {3}
354.12  DF  .~.~ Plural distinct occupant-supporting positions {11}
357.~.~.~ Vertical displacement of back disengages holder

DEFINITION

Classification: 297/357

(under subclass 354.12) Device wherein the holding means is released to permit tilting of the back by moving the back in a vertical direction.