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经营范围
发明名称
OPTICAL DISK TRACKING DEVICE
摘要
申请公布号
JPH01122040(A)
申请公布日期
1989.05.15
申请号
JP19870281241
申请日期
1987.11.06
申请人
MATSUSHITA ELECTRIC IND CO LTD
发明人
NISHIGORI YOSHIHISA
分类号
G11B7/09
主分类号
G11B7/09
代理机构
代理人
主权项
地址
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