4. Dynamic magnetic information storage or retrieval
  5. Record transport with head stationary during transducing
  6. Drum record

Tsuyoshi Umehara

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Magnetic head apparatus with head IC chip

Dynamic magnetic information storage or retrieval – Head mounting – Disk record
Patent

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Magnetic head apparatus with head IC chip

Dynamic magnetic information storage or retrieval – Fluid bearing head support – Disk record
Reexamination Certificate

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Magnetic head device

Dynamic magnetic information storage or retrieval – Head mounting – Disk record
Reexamination Certificate

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Magnetic head device

Dynamic magnetic information storage or retrieval – Record transport with head stationary during transducing – Drum record
Patent

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Method for grinding a bar of thin film magnetic elements...

Abrading – Precision device or process - or with condition responsive... – With indicating
Reexamination Certificate

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Profile ID: LFUS-PAI-P-1499311

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