US PATENT SUBCLASS 219 / 402
.~.~.~ With casing or support for heating unit or units

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}
391  DF  .~.~ Oven type {12}
402.~.~.~ With casing or support for heating unit or units {3}
403  DF  .~.~.~.~> Retractable or detachable (from heated enclosure)
404  DF  .~.~.~.~> Hinged or adjustable (within the heated enclosure)
405  DF  .~.~.~.~> Including heat energy reflecting or directing means

DEFINITION

Classification: 219/402

(under subclass 391) Subject matter including significant details of housing, casing or support means for the heating unit, or units, of the heating device.

(1) Note. The housing, casing or support structure forming the subject matter to be found here is for the purpose of enclosing or supporting the heating unit, or units of the combination only and does not include the details of the oven or either container of the combination. Housing, casing or support means in combination with heaters in general under the class definition are classified below in subclasses 520+.