US PATENT SUBCLASS 372 / 41
.~ Insulating crystal

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

39  DF  PARTICULAR ACTIVE MEDIA {7}
41.~ Insulating crystal {1}
42  DF  .~.~> Utilizing color centers

DEFINITION

Classification: 372/41

Insulating crystal:

(under subclass 39) Subject matter where the solid active media is an electrically nonconductive composition of matter having definite crystalline structure.