US PATENT SUBCLASS 297 / 209
.~.~ Vertically oriented


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

195.1  DF  STRADDLE SEAT (E.G., SADDLE TYPE, ETC.) {16}
208  DF  .~ Coil spring-mounted {2}
209.~.~ Vertically oriented {3}
210  DF  .~.~.~> Serially arranged tension and compression springs
211  DF  .~.~.~> Parallel stems each supported by encircling spring
212  DF  .~.~.~> Rear coil directly secured to front connected member


DEFINITION

Classification: 297/209

(under subclass 208) Device wherein the axis of the coil spring is substantially upright.