| 发明名称 |
Datenspeicher |
| 摘要 |
The invention relates to a data memory (1), comprising an optical information carrier which has a spirally wound polymer film (30). The central zone of the data memory (1) is provided with a recess (36), whose peripheral limit (37) is formed by the innermost winding (38) of the polymer film (30). |
| 申请公布号 |
DE19932900(A1) |
申请公布日期 |
2001.01.25 |
| 申请号 |
DE1999132900 |
申请日期 |
1999.07.12 |
| 申请人 |
BEIERSDORF AG |
发明人 |
LEIBER, JOERN;MUESSIG, BERNHARD;STADLER, STEFAN |
| 分类号 |
G11B7/0025;G11B7/0045;G11B7/005;G11B7/24;G11B7/245;G11B7/253;G11B7/26;(IPC1-7):G11B7/24 |
主分类号 |
G11B7/0025 |
| 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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