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Double-disk optical recording medium

Dynamic information storage or retrieval – Systems having plural physically distinct independent tracks... – Having layered storage medium
Reexamination Certificate

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Double-layer optical disk, recording method and manufacturing me

Dynamic information storage or retrieval – Systems having plural physically distinct independent tracks... – Having layered storage medium
Patent

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Drive apparatus for tape-like optical recording medium

Dynamic information storage or retrieval – Systems having plural physically distinct independent tracks... – Continuous consecutive storage or retrieval of interrupted...
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Dual input telescope for multi-beam optical record and playback

Dynamic information storage or retrieval – Systems having plural physically distinct independent tracks...
Patent

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Dual-layered optical disc and pickup head

Dynamic information storage or retrieval – Systems having plural physically distinct independent tracks... – Having layered storage medium
Patent

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Dynamic switching speed control

Dynamic information storage or retrieval – Systems having plural physically distinct independent tracks... – Continuous consecutive storage or retrieval of interrupted...
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Generating a two dimensional array of modulated light beams...

Dynamic information storage or retrieval – Systems having plural physically distinct independent tracks... – Common time base
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Helical optical tape read/write system using at least one laser

Dynamic information storage or retrieval – Systems having plural physically distinct independent tracks... – Continuous consecutive storage or retrieval of interrupted...
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High resolution optical scanner

Dynamic information storage or retrieval – Systems having plural physically distinct independent tracks... – Continuous consecutive storage or retrieval of interrupted...
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High-density optical recording medium and method of...

Dynamic information storage or retrieval – Systems having plural physically distinct independent tracks... – Having layered storage medium
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High-density optical recording medium and method of...

Dynamic information storage or retrieval – Systems having plural physically distinct independent tracks... – Having layered storage medium
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Information recording and/or reproducing apparatus having a tape

Dynamic information storage or retrieval – Systems having plural physically distinct independent tracks... – Common time base
Patent

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Information recording apparatus and method, information...

Dynamic information storage or retrieval – Systems having plural physically distinct independent tracks... – Having layered storage medium
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Information recording apparatus, information reproducing...

Dynamic information storage or retrieval – Systems having plural physically distinct independent tracks... – Having layered storage medium
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Information recording medium and method for manufacturing...

Dynamic information storage or retrieval – Systems having plural physically distinct independent tracks... – Having layered storage medium
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Information recording medium, information supply system, and...

Dynamic information storage or retrieval – Systems having plural physically distinct independent tracks... – Having layered storage medium
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Information storage medium having optimal power control areas

Dynamic information storage or retrieval – Systems having plural physically distinct independent tracks... – Having layered storage medium
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Information storage medium having optimal power control areas

Dynamic information storage or retrieval – Systems having plural physically distinct independent tracks... – Having layered storage medium
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Information storage medium, information recording method,...

Dynamic information storage or retrieval – Systems having plural physically distinct independent tracks... – Having layered storage medium
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Information storage medium, information recording method,...

Dynamic information storage or retrieval – Systems having plural physically distinct independent tracks... – Having layered storage medium
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