US PATENT SUBCLASS 372 / 89
.~ Chemical

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

69  DF  PARTICULAR PUMPING MEANS {5}
89.~ Chemical

DEFINITION

Classification: 372/89

Chemical:

(under subclass 69) Subject matter wherein the excitation of the active media results from the direct production of the excited states by a chemical reaction.