| 198 / | HD | CONVEYORS: POWER-DRIVEN | 
| 434 | DF | CONVEYOR SYSTEM FOR ARRANGING OR REARRANGING STREAM(S) OF ITEMS {5} | 
| 443 | DF | .~ By queueing items from quantity source of items into stream(s) of items {4} | 
| 448 | DF | .~.~ Merging plural streams (i.e., source) into one stream {3} | 
| 452 |  | .~.~.~ By guide means in paths of streams |