US PATENT SUBCLASS 215 / 54
.~.~.~ Stopper fastener

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

40  DF  NECK {5}
47  DF  .~ Frangible neck {3}
50  DF  .~.~ Stopper {2}
54.~.~.~ Stopper fastener {1}
55  DF  .~.~.~.~> Spring

DEFINITION

Classification: 215/54

Stopper fastener:

(under subclass 50) Subject matter having means for securing a stopper in the container neck so that it cannot be removed without breaking the neck.