US PATENT SUBCLASS 122 / 214
.~.~ Superimposed

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

209.1  DF  SECTIONAL {9}
*  DD  .~ Horizontal sections {1}
214.~.~ Superimposed {3}
215  DF  .~.~.~> Central connection {2}
218  DF  .~.~.~> Water firebox {1}
*  DD  .~.~.~> Water tube {1}

DEFINITION

Classification: 122/214

(under subclass 209) Sectional boilers whose sections are superimposed and lie substantially in a horizontal plane.