US PATENT SUBCLASS 244 / 12.6
.~.~ Channel wing

Current as of: June, 1999
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244 /   HD   AERONAUTICS

4 R  DF  AIRCRAFT, HEAVIER-THAN-AIR {14}
12.1  DF  .~ Airplane and fluid sustained {5}
12.6.~.~ Channel wing

DEFINITION

Classification: 244/12.6

Channel wing:

(under subclass 12.1) Apparatus wherein the airfoil fixed to the aeronautical machine is provided with an arched or other undulating configuration for confining, channeling or otherwise affecting, at least in part, the flow of sustention fluid therepast.