US PATENT SUBCLASS 119 / 249
.~.~ Supported water column


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

200  DF  AQUATIC ANIMAL CULTURING {5}
245  DF  .~ Aquarium {13}
249.~.~ Supported water column {1}
250  DF  .~.~.~> For joining aquariums


DEFINITION

Classification: 119/249

Supported water column:

(under subclass 245) Subject matter wherein atmospheric air pressure is utilized to support a portion of the aquarium water media above the ordinary atmospheric exposed water surface of an aquarium.