| 119 / | HD | ANIMAL HUSBANDRY |
| 416 | DF | CONFINING OR HOUSING {11} |
| 502 | ![]() | .~ Pen or rack {6} |
| 503 | DF | .~.~> Hog farrowing pen {6} |
| 510 | DF | .~.~> With crowd gate |
| 511 | DF | .~.~> Platform scale rack |
| 512 | DF | .~.~> Portable |
| 513 | DF | .~.~> Collapsible {1} |
| 515 | DF | .~.~> With feeding or watering means |