4. Dynamic magnetic information storage or retrieval
  5. Automatic control of a recorder mechanism

Hiroki Hirashima

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Disk device with improved error-correction capability

Error detection/correction and fault detection/recovery – Pulse or data error handling – Digital data error correction
Reexamination Certificate

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Dual head disk drive unit for differing recording densities

Dynamic magnetic information storage or retrieval – Automatic control of a recorder mechanism
Reexamination Certificate

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Profile ID: LFUS-PAI-P-2564641

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