发明名称 |
Optical recording medium and production thereof. |
摘要 |
An optical recording medium has a substrate, a recording layer having a bare portion at the end face, and a protecting layer. The bare portion of the recording layer and the vicinity thereof are resinified so as to be substantially incapable of optical recording. <IMAGE> <IMAGE> |
申请公布号 |
EP0598575(A3) |
申请公布日期 |
1995.03.22 |
申请号 |
EP19930309094 |
申请日期 |
1993.11.12 |
申请人 |
CANON KK |
发明人 |
IMATAKI HIROYUKI C O CANON KAB |
分类号 |
G11B7/24;G11B7/246;G11B7/2463;G11B7/2467;G11B7/247;G11B7/2472;G11B7/2475;G11B7/253;G11B7/2531;G11B7/2533;G11B7/2534;G11B7/2536;G11B7/254;G11B7/256;G11B7/26 |
主分类号 |
G11B7/24 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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