4. Stock material or miscellaneous articles
  5. All metal or with adjacent metals
  6. Having magnetic properties, or preformed fiber orientation...

David Wachenschwanz

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Magnetic media with improved exchange coupling

Stock material or miscellaneous articles – All metal or with adjacent metals – Having magnetic properties – or preformed fiber orientation...
Reexamination Certificate

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Magnetic media with improved exchange coupling

Stock material or miscellaneous articles – Magnetic recording component or stock – Thin film media
Reexamination Certificate

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Modulation of sidewalls of servo sectors of a magnetic disk...

Dynamic magnetic information storage or retrieval – General processing of a digital signal – Data in specific format
Reexamination Certificate

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Patterned medium and recording head

Dynamic magnetic information storage or retrieval – General processing of a digital signal – Data in specific format
Reexamination Certificate

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Patterned medium and recording head

Dynamic magnetic information storage or retrieval – Automatic control of a recorder mechanism – Controlling the head
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Profile ID: LFUS-PAI-P-2838585

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