| 发明名称 |
OPTICALLY READABLE INFORMATION DISK |
| 摘要 |
<p>PHN 9725 -9- 11-6-1980 "Optically readable information disk". An optically readable information disk which comprises a transparent substrate plate (1) of PVC or a copolymer of vinyl chloride which is provided on one side with a reflecting optical structure (2-5) and on the other side with a radiation-cured lacquer layer (6) which is transparent to the laser light (7) used.</p> |
| 申请公布号 |
CA1157948(A) |
申请公布日期 |
1983.11.29 |
| 申请号 |
CA19810374557 |
申请日期 |
1981.04.02 |
| 申请人 |
N.V. PHILIPS'GLOEILAMPENFABRIEKEN |
发明人 |
VAN DE DONK, MICHEL J. C.;HEINEMANS, HENDRICUS C. A. M.;LEGIERSE, PETRUS E. J. |
| 分类号 |
G03F7/00;G11B7/24;G11B7/253;G11B7/258;(IPC1-7):G11B7/24 |
主分类号 |
G03F7/00 |
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