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

Current as of: June, 1999
Click HD for Main Headings
Click for All Classes

Internet Version by PATENTEC © 1999      Terms of Use


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.