US PATENT SUBCLASS 434 / 283
.~ Means demonstrating physical property (e.g., osmotic pressure, solubility, etc.) of substance


Current as of: June, 1999
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434 /   HD   EDUCATION AND DEMONSTRATION

276  DF  SCIENCE {9}
283.~ Means demonstrating physical property (e.g., osmotic pressure, solubility, etc.) of substance


DEFINITION

Classification: 434/283

Means demonstrating physical property (e.g.., osmotic pressure, solubility, etc.) of substance:

(under subclass 276) Subject matter illustrating a physical characteristic of a material, e.g.., the tendency of a substance to diffuse through a semipermeable membrane or the amount of a substance that will dissolve in a given amount of another substance.