US PATENT SUBCLASS 119 / 73
.~ Temperature-controlling


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

72  DF  WATERING OR LIQUID FEED DEVICE {3}
73.~ Temperature-controlling


DEFINITION

Classification: 119/73

Water holding devices for supplying stock involving a trough or the combination of a barometric fountain or other means of constant supply and a trough with means to prevent the freezing of the water or to regulate the temperature for other purposes.

SEE OR SEARCH CLASS

106, Compositions: Coating or Plastic,

601+, 605, 672+, and 122 for compositions useful for insulating purposes.

126, Stoves and Furnaces,

360, and subclasses indented under Water-Heaters, submerged, and Class 219, Electric Heating, subclass 523 and indented subclasses for tank and trough heaters, per se.

137, Fluid Handling,

334+, for tanks and other fluid handling devices with means for heating as for preventing freezing and subclass 375 for tanks and other fluid handling provided with insulating jackets.

217, Wooden Receptacles, and 220, Receptacles, particulrly 560.12+, 592.01+, and 903, for apparatus and methods relating to heat insulation.

252, Compositions,

62, for heat insulating compositions.

428, Stock Material or Miscellaneous Articles, appropriate subclasses for a stock material product in the form of a single or plural layer web or sheet which may possess structure or be of such a composition as to inherently influence the loss or gain of heat; see particularly

304.4+, 426+, 457+, and 920+ (a cross-reference art collection).