US PATENT SUBCLASS 99 / 461
.~.~ Including plural, relatively movable surfaces

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}
460  DF  .~ By actuated surface {4}
461.~.~ Including plural, relatively movable surfaces {1}
462  DF  .~.~.~> Plural revolving surfaces having parallel axes {1}

DEFINITION

Classification: 99/461

(under subclass 460) Device wherein the relative movement of the food is accomplished by two or more elements that move relative to one another.