220 / | HD | RECEPTACLES |
592.01 | DF | RECEPTACLE HAVING MEANS TO FACILITATE MAINTAINING CONTENTS ABOVE OR BELOW AMBIENT TEMPERATURE (E.G., COMPARTMENT FOR HOLDING A HEAT EXCHANGE MEDIUM) {5} |
592.02 | DF | .~ Ice-box, refrigerator, or freezer cabinet {5} |
592.05 | .~.~ Spaced walls separated by a plurality of individual spacer elements |