US PATENT SUBCLASS 315 / 402
.~.~.~ Including a voltage dependent resistor

Current as of: June, 1999
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315 /   HD   ELECTRIC LAMP AND DISCHARGE DEVICES: SYSTEMS

1  DF  CATHODE RAY TUBE CIRCUITS {11}
364  DF  .~ Cathode-ray deflections circuits {16}
399  DF  .~.~ Deflection coil circuit {5}
402.~.~.~ Including a voltage dependent resistor

DEFINITION

Classification: 315/402

(under subclass 399) Subject matter wherein the electrical circuit includes a voltage dependent resistor.

(1) Note. A voltage dependent resistor is one which does not follow Ohm's law and has a negative temperature coefficient of resistance.

SEE OR SEARCH CLASS

323, Electricity: Power Supply or Regulation Systems,

293, 298 for an automatic impedance system responsive to voltage and/or current.

338, Electrical Resistors,

20+, for resistors whose resistance value is responsive to current or voltage.