US PATENT SUBCLASS 423 / 301
.~.~ Fluorine

Current as of: June, 1999
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423 /   HD   CHEMISTRY OF INORGANIC COMPOUNDS

299  DF  PHOSPHORUS OR COMPOUND THEREOF {5}
300  DF  .~ Halogen containing {1}
301.~.~ Fluorine

DEFINITION

Classification: 423/301

(under subclass 300) Products or processes wherein the halogen is fluorine.