US PATENT SUBCLASS 313 / 624
.~.~ End cap seal

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

567  DF  WITH GAS OR VAPOR {24}
623  DF  .~ Having electrode lead-in or electrode support sealed to envelope {2}
624.~.~ End cap seal

DEFINITION

Classification: 313/624

End cap seal:

(under subclass 623) Subject matter wherein the open end is closed by a closure which fits over and about the end of the envelope to seal the envelope.