US PATENT SUBCLASS 137 / 807
.~ Utilizing particular fluid

Current as of: June, 1999
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137 /   HD   FLUID HANDLING

803  DF  FLOW AFFECTED BY FLUID CONTACT, ENERGY FIELD OR COANDA EFFECT (E.G., PURE FLUID DEVICE OR SYSTEM) {11}
807.~ Utilizing particular fluid

DEFINITION

Classification: 137/807

(under subclass 803) Device or system involving the use therein of a specific fluid or a fluid having specific characteristics.

SEE OR SEARCH THIS CLASS, SUBCLASS:

806, for a device or system involving use of two or more

different fluids.