| 发明名称 |
Optical disc. |
| 摘要 |
<p>An optical disc comprises a substrate formed from a polymer being capable of the anisotropic melt phase and being melt-processable, a recording layer having pits and grooves, formed on the substrate and a metal coating layer formed on the recording.</p> |
| 申请公布号 |
EP0178836(A2) |
申请公布日期 |
1986.04.23 |
| 申请号 |
EP19850307182 |
申请日期 |
1985.10.08 |
| 申请人 |
POLYPLASTICS CO. LTD. |
发明人 |
IKENAGA, YUKIO;TAKAHASHI, KATSUHIKO;OKADA, TSUNEYOSHI;HIJIKATA, KENJI;KANOE, TOSHIO |
| 分类号 |
G11B7/24;G11B7/253;(IPC1-7):G11B7/24 |
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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