US PATENT SUBCLASS 324 / 71.2
.~ Erosion


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324 /   HD   ELECTRICITY: MEASURING AND TESTING

71.1  DF  DETERMINING NONELECTRIC PROPERTIES BY MEASURING ELECTRIC PROPERTIES {5}
71.2.~ Erosion


DEFINITION

Classification: 324/71.2

Erosion:

(under subclass 71.1) Subject matter where the nonelectric property measured relates to the amount of material removed from an object.