US PATENT SUBCLASS 428 / 64.3
.~.~ Magneto optical recording medium or carrier

Current as of: June, 1999
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428 /   HD   STOCK MATERIAL OR MISCELLANEOUS ARTICLES

64.1  DF  CIRCULAR SHEET OR CIRCULAR BLANK {8}
64.2  DF  .~ Recording medium or carrier {5}
64.3.~.~ Magneto optical recording medium or carrier

DEFINITION

Classification: 428/64.3

Magneto optical recording medium or carrier:

(under subclass 64.2) Subject matter wherein the recording medium or carrier is composed of a magnetic material and records information based on changes in magnetization and the recorded information is readable; e.g., by diffraction of polarized light through a magnetic field, etc.