US PATENT SUBCLASS 219 / 457.1
.~.~.~ Having direct manually actuated electrical switch

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}
443.1  DF  .~.~ Exposed horizontal planar support surface for material to be heated (e.g., hot plate, etc.) {13}
457.1.~.~.~ Having direct manually actuated electrical switch

DEFINITION

Classification: 219/457.1

Having direct manually actuated electrical switch:

(under subclass 443.1) Subject matter including means operated by immediate personal physical contact by a human being, usually by hand, to turn the heating device on or off, or direct current within the heating device.

SEE OR SEARCH THIS CLASS, SUBCLASS:

398, for an oven with a plurality of separate heating units selectively energized.

SEE OR SEARCH CLASS

200, Electricity: Circuit Makers and Breakers, for generic circuit maker and breaker structure.

307, Electrical Transmission or Interconnection Systems,

112+, for a residual switching system.