US PATENT SUBCLASS 99 / 453
.~ With temperature or atmosphere modification

Current as of: June, 1999
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99 /   HD   FOODS AND BEVERAGES: APPARATUS

452  DF  MECHANICAL, FLUID OR HEAT TREATMENT OF DAIRY FOOD {3}
453.~ With temperature or atmosphere modification {2}
454  DF  .~.~> By vacuum
455  DF  .~.~> By lowering temperature

DEFINITION

Classification: 99/453

(under subclass 452) Device, including means to change the degree of heat content of the food or means to create or maintain a gaseous environment different from ambient air.

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467+, for means subjecting food to an enclosed modified atmosphere which may include temperature modification.

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53, Package Making,

127, for heating or cooling the contents of a container.