US PATENT SUBCLASS 297 / 180.15
.~ Liquid medium

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

180.1  DF  WITH HEAT EXCHANGER OR MEANS TO PROVIDE FLUID OR VAPOR TREATMENT {5}
180.15.~ Liquid medium

DEFINITION

Classification: 297/180.15

Liquid medium:

(under subclass 180.1) Device wherein the means to transfer heat includes a liquid substance.

SEE OR SEARCH CLASS

239, Fluid Sprinkling, Spraying, and Diffusing,

289, for a fluid sprinkling system combined with a chair in which there is no special relationship claimed between a spraying device and the chair.