US PATENT SUBCLASS 313 / 574
.~.~.~ With electrode structure

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

567  DF  WITH GAS OR VAPOR {24}
568  DF  .~ Having a particular total or partial pressure {4}
572  DF  .~.~ One torr thru 760 torr {2}
574.~.~.~ With electrode structure {1}
575  DF  .~.~.~.~> Composite {1}

DEFINITION

Classification: 313/574

With electrode structure:

(under subclass 572) Subject matter which includes a structural detail of an electrode.

(1) Note. For electrode material or composition, see subclasses 568+.

SEE OR SEARCH THIS CLASS, SUBCLASS:

238+, for a lamp or discharge device with a support and/or spacing structure for electrode and/or shield.

326+, for lamp or discharge device electrode or shield structures, per se.

615, for a gas or vapor discharge device having a crater electrode and a shield.

617, for a gas vapor discharge device having a spur electrode. 618, for a gas or vapor discharge device having a hollow cathode.

622, for a gas or vapor discharge device having diverse electrodes.

630, for a gas or discharge device having an electrode of alkali, alkaline, or rare earth material.

631+, for a gas or vapor discharge device having particular electrode structure.

633, for a gas or vapor discharge device having cathode or anode of composition.