US PATENT SUBCLASS 122 / 95.2
.~.~.~.~ Multiboilers

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

44.1  DF  FIRE TUBE {11}
51  DF  .~ Horizontal {22}
90  DF  .~.~ Water firebox {8}
95.1  DF  .~.~.~ Plural with common combustion chamber {1}
95.2.~.~.~.~ Multiboilers

DEFINITION

Classification: 122/95.2

Multiboilers:

(under subclass 95.1) Devices having multiple chambers for heating fluids.