TREA

the pole pieces being of ferrous sheet metal or other magnetic layers

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Industry

  • CPC
  • G11B5/21
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Parent Industries

GPHYSICS G11Information storage G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER G11B5/00Recording by magnetisation or demagnetisation of a record carrier Reproducing by magnetic means Record carriers therefor

Current Industry

G11B5/21the pole pieces being of ferrous sheet metal or other magnetic layers
Industries