US PATENT SUBCLASS 220 / 88.2
.~.~ Screen (flame arrester)

Current as of: June, 1999
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220 /   HD   RECEPTACLES

694  DF  CONTAINER ATTACHMENT OR ADJUNCT {21}
88.1  DF  .~ Fire prevention {2}
88.2.~.~ Screen (flame arrester)

DEFINITION

Classification: 220/88.2

Screen (flame arrester):

(under subclass 88.1) Receptacle wherein the attachment is a body of foraminous material which prevents a flame from passing through it.

SEE OR SEARCH CLASS

222, Dispensing,

189.01, for a dispenser with a flame arrester and subclasses 53 and 152 for a dispenser with means for maintaining an inert atmosphere in or around the dispenser.