US PATENT SUBCLASS 131 / 221
.~.~ Reversible bowl

Current as of: June, 1999
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131 /   HD   TOBACCO

329  DF  TOBACCO USERS' APPLIANCE {8}
330  DF  .~ Device used for smoking {21}
221.~.~ Reversible bowl

DEFINITION

Classification: 131/221

(under subclass 330) Smoking devices in which the charge receiving bowl is constructed to be reversible in position.

SEE OR SEARCH THIS CLASS, SUBCLASS:

180, for smoking devices having more than one bowl.