198 / | HD | CONVEYORS: POWER-DRIVEN |
348 | DF | CONVEYOR ARRANGEMENT FOR SELECTING AMONG PLURAL SOURCES OR DESTINATIONS {11} |
359 | DF | .~ With gravity-conveying means {1} |
360 | DF | .~.~ By movably mounted, load-supporting, gravity section {1} |
361 | .~.~.~ By repositionable idler roll or rollway |