US PATENT SUBCLASS 252 / 176
.~ Packages or heterogeneous arrangements

Current as of: June, 1999
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252 /   HD   COMPOSITIONS

175  DF  WATER-SOFTENING OR PURIFYING OR SCALE-INHIBITING AGENTS {4}
176.~ Packages or heterogeneous arrangements

DEFINITION

Classification: 252/176

(under subclass 175) Compositions in the form of packages or which contain, in each case, a particular heterogeneous arrangement of two or more components, other than mixed granules, which differ from each other chemically or physically.