US PATENT SUBCLASS 222 / 146.4
.~.~ By steam

Current as of: June, 1999
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222 /   HD   DISPENSING

146.1  DF  WITH HEATING OR COOLING MEANS {2}
146.2  DF  .~ Heating only {3}
146.4.~.~ By steam

DEFINITION

Classification: 222/146.4

By steam:

(under subclass 146.2) Dispensers wherein the temperature of the material dispensed is raised by a vapor which has been created by raising the temperature of water above it boiling point.