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经营范围
发明名称
Laser beam emitting device and an optical pickup provided with the laser beam emitting device
摘要
申请公布号
EP0881633(B1)
申请公布日期
2001.10.31
申请号
EP19980109951
申请日期
1998.05.29
申请人
MITSUMI ELECTRIC COMPANY LTD.
发明人
MASAKADO, OSAMU;KAN, KENJI
分类号
G11B7/135;G11B7/125;G11B7/13;H01S5/022;H01S5/0683;(IPC1-7):G11B7/125;H01S5/068
主分类号
G11B7/135
代理机构
代理人
主权项
地址
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