US PATENT SUBCLASS 220 / 800
.~.~.~ Juncture internal of passage mouth (e.g., stopper type closure)

Current as of: June, 1999
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220 /   HD   RECEPTACLES

200  DF  CLOSURES {45}
796  DF  .~ Removable closure retained by friction {5}
799  DF  .~.~ Noncontinuous overlap along perimeter of closure, closure support {1}
800.~.~.~ Juncture internal of passage mouth (e.g., stopper type closure)

DEFINITION

Classification: 220/800

Juncture internal of passage mouth (e.g., stopper type closure):

(under subclass 799) Subject matter wherein the frictional resistance occurs between the closure and closure support inner wall.