US PATENT SUBCLASS 119 / 457
.~.~.~.~ Automatic or powered

Current as of: June, 1999
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119 /   HD   ANIMAL HUSBANDRY

416  DF  CONFINING OR HOUSING {11}
452  DF  .~ Animal display or open work enclosure (e.g., cage, etc.) {10}
455  DF  .~.~ Battery of cages {2}
456  DF  .~.~.~ With feeding or watering means {1}
457.~.~.~.~ Automatic or powered

DEFINITION

Classification: 119/457

Automatic or powered:

(under subclass 456) Subject matter including a feeding or watering device that is self-regulating or motively driven.

SEE OR SEARCH THIS CLASS, SUBCLASS:

57.1+, for a powered feeding device.