US PATENT SUBCLASS 119 / 513
.~.~ Collapsible

Current as of: June, 1999
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119 /   HD   ANIMAL HUSBANDRY

416  DF  CONFINING OR HOUSING {11}
502  DF  .~ Pen or rack {6}
513.~.~ Collapsible {1}
514  DF  .~.~.~> Having hinged structure

DEFINITION

Classification: 119/513

Collapsible:

(under subclass 502) Subject matter wherein the pen or rack is structured in a manner that allows a transformation between a fully assembled or erect state and at least a partially disassembled or reduced state.