US PATENT SUBCLASS 5 / 411
.~.~ And removable mattress or cushion, and means to fix its position on the bottom

Current as of: June, 1999
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5 /   HD   BEDS

131  DF  BEDSTEADS {6}
400  DF  .~ Having bottom {9}
411.~.~ And removable mattress or cushion, and means to fix its position on the bottom

DEFINITION

Classification: 5/411

And removable mattress or cushion, and means to fix its position on the bottom:

(under subclass 400) Bottom having an independent compressible pad which is adapted to lie on and conform to the bottom, and is intended to yieldingly support a person's body, and structure adapted to releasably secure the pad in place upon the bottom.

SEE OR SEARCH THIS CLASS, SUBCLASS:

18.1+, for flappers in connection with a mechanism for extending a section and for guards to prevent lateral slipping of the mattress.