US PATENT SUBCLASS 440 / 39
.~ Auxiliary use of propulsive fluid

Current as of: June, 1999
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440 /   HD   MARINE PROPULSION

38  DF  JET DRIVE {5}
39.~ Auxiliary use of propulsive fluid

DEFINITION

Classification: 440/39

Auxiliary use of propulsive fluid:

(under subclass 38) Device wherein a portion of the fluid stream may be diverted for a subsidiary use other than propulsion, e.g., firefighting.