| 198 / | HD | CONVEYORS: POWER-DRIVEN |
| 493 | DF | CONVEYOR HAVING IMPINGING FLUID TO FEED, SHIFT OR DISCHARGE LOAD; OR MEANS TO FACILITATE CLEANING OF CONVEYOR; OR STERILIZING OR LUBRICATING MEANS {2} |
| 494 | DF | .~ Having cleaning means {3} |
| 496 | ![]() | .~.~ By conveyor contacting brush |