US PATENT SUBCLASS 297 / 217.3
.~ With electrical feature

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

217.1  DF  COMBINED {3}
217.3.~ With electrical feature {2}
217.4  DF  .~.~> Sound producing {1}
217.6  DF  .~.~> Illumination

DEFINITION

Classification: 297/217.3

With electrical feature:

(under subclass 217.1) Seat structure wherein the non-class article is a powered component, device, etc.