Dynamic information storage or retrieval – Storage medium structure – Adjuncts or adapters
Patent
1991-05-17
1993-11-02
Shepperd, John W.
Dynamic information storage or retrieval
Storage medium structure
Adjuncts or adapters
369289, G11B 2300, G11B 724
Patent
active
052589765
ABSTRACT:
An information storage medium apparatus is provided which comprises one or two reproduction-only optical disc(s) incorporated in a cartridge. The cartridge can be applied to a conventional information recording and reproducing apparatus without any additional operation.
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patent: 4827468 (1989-05-01), Odawara et al.
patent: 4866697 (1989-09-01), Yamaguchi et al.
patent: 4903224 (1990-02-01), Namiki et al.
Harigae Makoto
Nakamura Yuichi
Kabushiki Kaisha Toshiba
Shepperd John W.
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