US PATENT SUBCLASS 313 / 353
.~.~ With non-discharge-sustaining portion

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

326  DF  ELECTRODE AND SHIELD STRUCTURES {14}
352  DF  .~ Composite electrodes or shields {3}
353.~.~ With non-discharge-sustaining portion

DEFINITION

Classification: 313/353

(under subclass 352) Electrodes where the electrode is provided with a part or section which is formed of a material which will not sustain an electric space discharge.

SEE OR SEARCH THIS CLASS, SUBCLASS:

106+, for discharge devices having means for preventing the emission of secondary electrons, note subclass 107 where the electrode is formed of or coated with a nonemissive material.