US PATENT SUBCLASS 219 / 435
.~.~.~ With external electrical circuit connection or disconnection means

Current as of: June, 1999
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219 /   HD   ELECTRIC HEATING

200  DF  HEATING DEVICES {14}
385  DF  .~ Combined with container, enclosure, or support for material to be heated {12}
429  DF  .~.~ With vessel and stand {6}
435.~.~.~ With external electrical circuit connection or disconnection means

DEFINITION

Classification: 219/435

(under subclass 429) Subject matter including significant details of means whereby the electrical circuit between the heating device and an external source of electrical current may be completed or interrupted either automatically or at the will of an operator.

SEE OR SEARCH THIS CLASS, SUBCLASS:

507+, for heating devices in general under the class definition combined with significant current connection or disconnection means.

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99, Foods and Beverages: Apparatus,

331+, for vessels adapted for cooking use combined with automatic control means for the heat or heater. 338, Electrical Resistors,

215, for resistors, per se, combined with switch means.