US PATENT SUBCLASS 119 / 446
.~.~.~.~ With guard rail for piglets

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}
444  DF  .~.~ Hog house {2}
445  DF  .~.~.~ Farrowing house or shed {1}
446.~.~.~.~ With guard rail for piglets

DEFINITION

Classification: 119/446

With guard rail for piglets:

(under subclass 445) Subject matter including a barrier whereby the body of a reclining sow is supported in a manner to prevent crushing of a piglet beneath her.