US PATENT SUBCLASS 5 / 240
.~.~.~ Collapsible or extensible frameworks

Current as of: June, 1999
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5 /   HD   BEDS

131  DF  BEDSTEADS {6}
400  DF  .~ Having bottom {9}
239  DF  .~.~ Of slats and springs {4}
240.~.~.~ Collapsible or extensible frameworks

DEFINITION

Classification: 5/240

(under subclass 239) Devices which may be compactly collapsed for transportation, as by rolling, or extended to accommodate varying beds.