US PATENT SUBCLASS 424 / 712
.~.~ Sulfur dioxide

Current as of: June, 1999
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424 /   HD   DRUG, BIO-AFFECTING AND BODY TREATING COMPOSITIONS

600  DF  INORGANIC ACTIVE INGREDIENT CONTAINING {20}
703  DF  .~ Elemental sulfur or compound thereof {7}
712.~.~ Sulfur dioxide

DEFINITION

Classification: 424/712

Sulfur dioxide:

(under subclass 703) Compositions which contain sulfur dioxide.