US PATENT SUBCLASS 122 / 206
.~.~.~ Solid and water bar

Current as of: June, 1999
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122 /   HD   LIQUID HEATERS AND VAPORIZERS

*  DD  HORIZONTAL CYLINDER {6}
195  DF  .~ Water tube {7}
*  DD  .~.~ Water grate {5}
206.~.~.~ Solid and water bar

DEFINITION

Classification: 122/206

(under subclass 195) Devices having a fuel grate consisting of solid bars and water-cooled bars combined.

SEE OR SEARCH THIS CLASS, SUBCLASS:

375, and 377, for grate structure.