US PATENT SUBCLASS 122 / 235.25
.~.~ Floor screens

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

235.11  DF  WATER TUBE {52}
235.24  DF  .~ Screens {1}
235.25.~.~ Floor screens

DEFINITION

Classification: 122/235.25

Floor screens:

(under subclass 235.24) Devices wherein the tubes forming the screen are placed in a lower section of the chamber.