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} |
608 | DF | .~.~ Sorting items according to edge coding {4} |
612 | .~.~.~ Cards, file folders, or like items alternatively having notch or hole at particular location thereon |