US PATENT SUBCLASS 324 / 223
.~ Hysteresis loop curve display or recording


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

200  DF  MAGNETIC {24}
223.~ Hysteresis loop curve display or recording


DEFINITION

Classification: 324/223

Hysteresis loop curve display or recording:

(under subclass 200) Subject matter wherein the apparatus to sense and indicate the sensing of a magnetic field is responsive to a material magnetized by a changing magnetic field going from a minimum to a maximum in one direction and than going from a minimum to a maximum in the opposite direction and produces a signal applied to a visual display or recorder which is the magnetization curve of the material.

SEE OR SEARCH CLASS

313, Electrical Lamp and Discharge Devices,

1+, for cathode-ray tube circuits of general application, and subclasses 364+ for deflection circuits for a cathode-ray tube.

346, Recorders,

33+, for recorders combined with external recorder operating means.

347, Incremental Printing of Symbolic Information,

226+, for recorders operated by a light beam including a cathode ray beam.