US PATENT SUBCLASS 119 / 442
.~.~.~ With droppings handling

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

416  DF  CONFINING OR HOUSING {11}
436  DF  .~ Permanent building (e.g., barn, stable, hog house, poultry house, etc.) {5}
437  DF  .~.~ Poultry house {5}
442.~.~.~ With droppings handling {1}
443  DF  .~.~.~.~> Having combined roost and droppings board

DEFINITION

Classification: 119/442

With droppings handling:

(under subclass 437) Subject matter including means for collecting, treating, or otherwise dealing with the poultry bodily waste matter.