US PATENT SUBCLASS 122 / 375
.~.~ Solid and water bar

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

371  DF  WATER GRATE {5}
374  DF  .~ Grate structure {1}
375.~.~ Solid and water bar

DEFINITION

Classification: 122/375

(under subclass 374) Devices having both solid and water bars.

SEE OR SEARCH THIS CLASS, SUBCLASS:

206, for horizontal cylindrical boilers with this type of grate.

374, for the structure of water grates except those of the cage grate type.