US PATENT SUBCLASS 215 / 360
.~.~.~ Screw actuated

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

200  DF  CLOSURES {32}
355  DF  .~ Stopper type {4}
358  DF  .~.~ Expanding type {4}
360.~.~.~ Screw actuated

DEFINITION

Classification: 215/360

(under subclass 358) Devices, wherein threaded means are employed to effect expansion of the stopper.