发明名称 |
Optical recording medium |
摘要 |
In an optical recording medium having an optical recording layer provided on a substrate, a carbide film of a substance selected from among tungsten, boron, molybdenum, hafnium, niobium, titanium, chromium, vanadium, tantalum and silicon is formed on one or each side of the recording layer.
|
申请公布号 |
US4777068(A) |
申请公布日期 |
1988.10.11 |
申请号 |
US19850762447 |
申请日期 |
1985.08.05 |
申请人 |
CANON KABUSHIKI KAISHA |
发明人 |
OMATA, HIROSHI;IIJIMA, SHIGEHARU;SASAMORI, EIZO;TAKANO, KATSUHIKO;MATSUSHIMA, MASAAKI;HONGUU, KAZUOKI;SAWAMURA, MITSUHARU;KIKUCHI, KAZUHIKO;ISHIWATARI, TAKAHIKO;KISHI, HIROYOSHI;KAWADE, HISAAKI |
分类号 |
G11B7/243;G11B7/253;G11B7/2533;G11B7/2534;G11B7/254;G11B7/257;G11B7/2578;G11B11/105;(IPC1-7):G11B7/24 |
主分类号 |
G11B7/243 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|