| 发明名称 |
Method for manufacturing metal master of information recording disc and metal master |
| 摘要 |
A metal master having higher shape precision than conventional ones and a method for manufacturing such metal master are provided. The metal master has a conductive film having a thickness of about 50 nm (that is within a range of 35 to 200 nm).
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| 申请公布号 |
US2004166446(A1) |
申请公布日期 |
2004.08.26 |
| 申请号 |
US20040785072 |
申请日期 |
2004.02.25 |
| 申请人 |
TDK CORPORATION |
发明人 |
KAWAGUCHI YUUICHI |
| 分类号 |
G11B7/26;G03F7/00;(IPC1-7):G03F7/00 |
主分类号 |
G11B7/26 |
| 代理机构 |
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