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发明名称
OPTICAL RECORDING DEVICE
摘要
PURPOSE:To improve S/N rate and thus make high speed recording possible by setting layer with high reflection rate and noncrystalline layer closely, crystalizing noncrystalline layer with energy beam, thus recording information.
申请公布号
JPS52138145(A)
申请公布日期
1977.11.18
申请号
JP19760054410
申请日期
1976.05.14
申请人
HITACHI LTD
发明人
TERAO MOTOYASU
分类号
G11B7/24;C03C3/32;C03C4/04;G02B27/00;G02F1/17;G03C1/705;G03C1/72;G11B7/243;G11B7/258
主分类号
G11B7/24
代理机构
代理人
主权项
地址
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