US PATENT SUBCLASS 252 / 385
.~.~ Inorganic compound or element containing

Current as of: June, 1999
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252 /   HD   COMPOSITIONS

380  DF  PRESERVATIVE AGENTS {3}
381  DF  .~ Anti-caking, separative or protective coatings or zones {4}
385.~.~ Inorganic compound or element containing

DEFINITION

Classification: 252/385

(under subclass 381) Compositions which contain inorganic compounds or elements.