JPS6132237A
Expired / Lapsed
JP
⏱️ 0.0 years remaining
Disc-shaped information recording medium
Assignee: Ricoh Co Ltd
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Filing: 1984-07-23
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Granted: —
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Expires: 2004-07-23
Abstract
Abstract Translated from Japanese (57)【要約】本公報は電子出願前の出願データであるた め要約のデータは記録されません。 (57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Inventors
- 👤 Yutaka Ueda
- 👤 裕 上田
- 👤 Tsutomu Sato
- 👤 勉 佐藤
- 👤 Masaaki Umehara
- 👤 正彬 梅原
- 👤 Michiharu Abe
- 👤 通治 安倍
- 👤 Hideaki Oba
- 👤 大庭 秀章
Bibliographic Details
Application Number
—
Jurisdiction
JP
Data Source
google_patents
Last Synchronized
2026-10-30 08:31
CPC Classifications
G; G11; G11B; G11B7/00; G11B7/24; G11B7/26
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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