US PATENT SUBCLASS 315 / 269
.~.~ With plural discharge control devices

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

246  DF  PULSATING OR A.C. SUPPLY {10}
268  DF  .~ Discharge control discharge device load {5}
269.~.~ With plural discharge control devices

DEFINITION

Classification: 315/269

(under subclass 268) Systems wherein the discharge device is provided with two or more discharge controlling means.

SEE OR SEARCH THIS CLASS, SUBCLASS:

341, and indented subclasses and the subclasses specified in the notes to the definition of those subclasses, for other systems provided with a discharge control discharge device load device having a plurality of discharge controlling means.

SEE OR SEARCH CLASS

313, Electric Lamp and Discharge Devices,

296+, for the structure of discharge devices which have a plurality of control grids.

323, Electricity: Power Supply or Regulation Systems, 227, and 291 for electronic tube regulators. See Lines With Other Classes and Within This Class in the class definition of Class 323.