US PATENT SUBCLASS 454 / 173
STORAGE AREA FOR PERISHABLES


Current as of: June, 1999
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454 /   HD   VENTILATION

173STORAGE AREA FOR PERISHABLES {2}
174  DF  .~> Harvested crop ventilation {2}
183  DF  .~> Provision safe


DEFINITION

Classification: 454/173

STORAGE AREA FOR PERISHABLES:

(under the class definition) Subject matter comprising means to ventilate a space used for the safekeeping of a good subject to decay or spoilage.

(1) Note. Perishables include grain, hay, ears of corn, seeds, fruit, vegetables, etc.

SEE OR SEARCH CLASS

34, Drying and Gas or Vapor Contact With Solids,

201+, for drying houses, kilns, or containers, particularly subclasses 232+ for plural gas or vapor inlets and/or outlets.

62, Refrigeration, appropriate subclasses for ventilated rooms or chambers in combination with cooling or refrigeration means specialized to refrigeration.