US PATENT SUBCLASS 434 / 213
.~.~ Property of sphere or spheroid

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

188  DF  MATHEMATICS {4}
211  DF  .~ Geometry, trigonometry, or physical mathematic model structure {5}
213.~.~ Property of sphere or spheroid

DEFINITION

Classification: 434/213

Property of sphere or spheroid:

(under subclass 211) Subject matter relating to characteristics of a globular body or an ellipsoid of revolution.