US PATENT SUBCLASS 361 / 146
.~.~ Systems for magnetic field stabilization or compensation

Current as of: June, 1999
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361 /   HD   ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES

139  DF  CONTROL CIRCUITS FOR ELECTROMAGNETIC DEVICES {7}
143  DF  .~ Systems for magnetizing, demagnetizing, or controlling the magnetic field {5}
146.~.~ Systems for magnetic field stabilization or compensation

DEFINITION

Classification: 361/146

Systems for magnetic field stabilization or compensation:

(under subclass 143) Subject matter including systems which maintain the value of the force of the magnetic field or compensate for the effects of external magnetic forces on the electromagnet.

SEE OR SEARCH CLASS

324, Electricity: Measuring and Testing,

300+, for related subject matter involving nuclear induction.