US PATENT SUBCLASS 220 / 583
.~ With pierceable member

Current as of: June, 1999
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220 /   HD   RECEPTACLES

581  DF  HIGH-PRESSURE-GAS TANK {6}
583.~ With pierceable member

DEFINITION

Classification: 220/583

With pierceable member:

(under subclass 581) Receptacle wherein the container is provided with a region intended to be punctured so as to cause the release of the contained gas.

SEE OR SEARCH THIS CLASS, SUBCLASS:

265+, for a frangible closure.