US PATENT SUBCLASS 324 / 232
.~.~ Plural magnetic fields in material


Current as of: June, 1999
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324 /   HD   ELECTRICITY: MEASURING AND TESTING

200  DF  MAGNETIC {24}
228  DF  .~ With means to create magnetic field to test material {5}
232.~.~ Plural magnetic fields in material


DEFINITION

Classification: 324/232

Plural magnetic fields in material:

(under subclass 228) Subject matter which includes means to create two or more magnetic fields in the tested material, the apparatus to sense and indicate the sensing of the magnetic field being responsive to the fields modified by the material to indicate some characteristic of the material.

(1) Note. Included are diverse magnetic fields at the same location in the material, or magnetic fields at different locations in the material, but not two fields of the same type aiding each other at the same place in the material.