US PATENT SUBCLASS 5 / 224
.~.~.~.~.~ Sliding riser

Current as of: June, 1999
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5 /   HD   BEDS

131  DF  BEDSTEADS {6}
400  DF  .~ Having bottom {9}
*  DD  .~.~ Fabricated elastic flats {6}
211  DF  .~.~.~ Tighteners {6}
220  DF  .~.~.~.~ Screw {5}
224.~.~.~.~.~ Sliding riser

DEFINITION

Classification: 5/224

(under subclass 220) Devices in which the fabric rails are carried on supporting rails by corner risers which by means of screws are forced to slide along the supporting rails.