198 / | HD | CONVEYORS: POWER-DRIVEN |
618 | DF | CONVEYOR SECTION {26} |
793 | DF | .~ Unit load conveying surface means moved about an endless or rotating path {11} |
867.01 | DF | .~.~ Holder is removable or replaceable relative to drive {10} |
867.1 | .~.~.~ Holder formed of nongripping elements which separate from each other as they pass through a curved path |