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经营范围
发明名称
Optical disc recording and reproducing apparatus
摘要
申请公布号
EP0383451(B1)
申请公布日期
1996.03.13
申请号
EP19900300916
申请日期
1990.01.30
申请人
SONY CORPORATION
发明人
YOSHIDA, TADAO
分类号
G11B7/004;G11B11/10;G11B7/00;G11B11/105;G11B19/02;G11B19/28;G11B27/00;(IPC1-7):G11B11/10;G11B19/20;G11B19/00
主分类号
G11B7/004
代理机构
代理人
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地址
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