| 发明名称 |
Information carrying discs |
| 摘要 |
Information-carrying discs are comprised of a substrate having an information bearing layer derived from 15 to 100% by weight of at least one polyacryloyl-containing heterocyclic monomer.
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| 申请公布号 |
US4296158(A) |
申请公布日期 |
1981.10.20 |
| 申请号 |
US19800117466 |
申请日期 |
1980.02.01 |
| 申请人 |
MINNESOTA MINING AND MANUFACTURING COMPANY |
发明人 |
LEWIS, TERRY W. |
| 分类号 |
G11B3/70;(IPC1-7):B32B3/02 |
主分类号 |
G11B3/70 |
| 代理机构 |
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代理人 |
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