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经营范围
发明名称
OPTICAL TYPE HEAD DEVICE
摘要
申请公布号
EP0241942(B1)
申请公布日期
1992.03.04
申请号
EP19870105721
申请日期
1987.04.16
申请人
MITSUBISHI DENKI KABUSHIKI KAISHA
发明人
SHIKAMA, SHINSUKE C/O MITSUBISHI DENKI K. K.
分类号
G11B7/09;G11B7/12;G11B7/135
主分类号
G11B7/09
代理机构
代理人
主权项
地址
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