US PATENT SUBCLASS 423 / 303
.~ Sulfur containing

Current as of: June, 1999
Click HD for Main Headings
Click for All Classes

Internet Version by PATENTEC © 1999      Terms of Use


423 /   HD   CHEMISTRY OF INORGANIC COMPOUNDS

299  DF  PHOSPHORUS OR COMPOUND THEREOF {5}
303.~ Sulfur containing

DEFINITION

Classification: 423/303

(under subclass 299) Products or processes wherein the product contains sulfur.