US PATENT SUBCLASS 313 / 607
.~ Having electrode exterior to envelope

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

567  DF  WITH GAS OR VAPOR {24}
607.~ Having electrode exterior to envelope

DEFINITION

Classification: 313/607

Having electrode exterior to envelope:

(under subclass 567) Subject matter wherein at least one electrode of the discharge device is on the outside of the envelope.

SEE OR SEARCH THIS CLASS, SUBCLASS:

594, for a gas or vapor discharge device having at least three electrodes one of which is on the outside of the envelope.