US PATENT SUBCLASS 297 / 299
.~ Spring mounts terminal of back

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

285  DF  BACK MOVEMENT RESILIENTLY OPPOSED IN OPERATING POSITION {12}
299.~ Spring mounts terminal of back

DEFINITION

Classification: 297/299

(under subclass 285) Device wherein an elastic means connects one end of the back to its supporting structure.

(1) Note. Included here is a one-piece bottom-and-back supported as indicated. See the search notes to subclasses 452.12+ for loci of other one-piece bottom-and-backs.

SEE OR SEARCH CLASS

160, Flexible or Portable Closure, Partition, or Panel,

371+, for framed flexible panels and subclasses 382+ for fabric-to-frame fastening means.