US PATENT SUBCLASS 297 / 39
.~.~ Back, arm, bottom, and front leg form collapsible parallelogram

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

16.1  DF  COLLAPSIBLE CHAIR; I.E., RELATIVELY FOLDING BOTTOM, BACK, AND LEGS {15}
35  DF  .~ With folding armrest {5}
39.~.~ Back, arm, bottom, and front leg form collapsible parallelogram

DEFINITION

Classification: 297/39

(under subclass 35) Device wherein the armrest in cooperation with the bottom, back, and front leg form a collapsible parallelogram.