US PATENT SUBCLASS 405 / 69
.~.~.~.~.~ Self-inflating

Current as of: June, 1999
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405 /   HD   HYDRAULIC AND EARTH ENGINEERING

52  DF  FLUID CONTROL, TREATMENT, OR CONTAINMENT {7}
60  DF  .~ Floatable matter containment {4}
63  DF  .~.~ Floating barrier {5}
66  DF  .~.~.~ With barrier storage or deployment feature {2}
68  DF  .~.~.~.~ Inflatable or deflatable {1}
69.~.~.~.~.~ Self-inflating

DEFINITION

Classification: 405/69

Self-inflating:

(under subclass 68) Method or apparatus wherein the medium which effects the inflation of the float portion of the buoyant structure is carried by the buoyant structure.