| 209 / | HD | CLASSIFYING, SEPARATING, AND ASSORTING SOLIDS |
| 509 | DF | SORTING SPECIAL ITEMS, AND CERTAIN METHODS AND APPARATUS (E.G., POCKET TYPE AND LIGHT RESPONSIVE SORTING, ETC.) FOR SORTING ANY ITEMS {11} |
| 606 | DF | .~ Separating means {33} |
| 629 | DF | .~.~ Diverse {5} |
| 632 | DF | .~.~.~ Including separation effected by item of particular size passing through gauging passage between separate elements {1} |
| 633 | | .~.~.~.~ Stationary elements |