US PATENT SUBCLASS 4 / 530
.~.~.~.~ With head or back rest

Current as of: June, 1999
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4 /   HD   BATHS, CLOSETS, SINKS, AND SPITTOONS

524  DF  VAPOR OR HEAT IN BATH (E.G., SAUNA, STEAM BATH, OR SUDATORIUM) {3}
526  DF  .~ Collapsible {2}
528  DF  .~.~ With body support means {2}
529  DF  .~.~.~ Bed type {1}
530.~.~.~.~ With head or back rest

DEFINITION

Classification: 4/530

With head or back rest:

(under subclass 529) Subject matter wherein the bed has a portion which is adapted to specially support the head or back of the user.