US PATENT SUBCLASS 219 / 685
.~.~ Resistive heating


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

678  DF  MICROWAVE HEATING {15}
680  DF  .~ With diverse-type heating {2}
685.~.~ Resistive heating


DEFINITION

Classification: 219/685

Resistive heating:

(under subclass 680) Subject matter wherein the diverse type of heating is applying an electric current through a load or conductor which produces an impedance to the current flow that results in a dissipation of energy in a form of heat.

SEE OR SEARCH THIS CLASS, SUBCLASS:

50+, for resistance heating.

SEE OR SEARCH CLASS

392, Electric Resistance Heating Devices, for heating devices using resistance heaters.