| 470 / | HD | THREADED, HEADED FASTENER, OR WASHER MAKING: PROCESS AND APPARATUS |
| 164 | DF | MATERIAL SUPPLY FEEDER OR DISTRIBUTOR {7} |
| 168 | DF | .~ Nail plate feeder {4} |
| 170 | DF | .~.~ Having reverser {1} |
| 171 | ![]() | .~.~.~ And gear {2} |
| 172 | DF | .~.~.~.~> Rack and pinion |
| 173 | DF | .~.~.~.~> Segmental type |