US PATENT SUBCLASS 215 / 354
.~.~ Closure portion engagingly enters receptacle mouth

Current as of: June, 1999
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215 /   HD   BOTTLES AND JARS

200  DF  CLOSURES {32}
316  DF  .~ Cap type {8}
354.~.~ Closure portion engagingly enters receptacle mouth

DEFINITION

Classification: 215/354

(under subclass 316) Devices, wherein the closure structure includes stopper type structure which extends into and engages the internal receptacle walls.