US PATENT SUBCLASS 372 / 88
.~.~.~ Hollow electrode

Current as of: June, 1999
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372 /   HD   COHERENT LIGHT GENERATORS

69  DF  PARTICULAR PUMPING MEANS {5}
81  DF  .~ Electrical {5}
87  DF  .~.~ Having particular electrode structure {1}
88.~.~.~ Hollow electrode

DEFINITION

Classification: 372/88

Hollow electrode:

(under subclass 87) Subject matter wherein at least one of the electrodes is hollow.