| 62 / | HD | REFRIGERATION |
| 467 | DF | REFRIGERATION PRODUCER {7} |
| 515 | DF | .~ Evaporator, e.g., heat exchanger {3} |
| 516 | ![]() | .~.~ Enclosure forming {5} |
| 517 | DF | .~.~.~> With closure |
| 518 | DF | .~.~.~> Surrounds inner container |
| 519 | DF | .~.~.~> Plural distinct sections or diverse zones {1} |
| 521 | DF | .~.~.~> Shelf, shelf or receptacle support {1} |
| 523 | DF | .~.~.~> Corrugated or embossed wall |