US PATENT SUBCLASS 362 / 316
.~ Modified base

Current as of: June, 1999
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362 /   HD   ILLUMINATION

312  DF  LIGHT PERVIOUS CHIMNEYS OR ACESSORIES THEREFOR {4}
316.~ Modified base

DEFINITION

Classification: 362/316

(under subclass 312) Subject matter wherein the bottom part of the chimney has a special form or shape to engage with a support element.

SEE OR SEARCH THIS CLASS, SUBCLASS:

314, for a chimney with a modified base and support means.