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经营范围
发明名称
OPTICAL PICKUP DEVICE
摘要
申请公布号
JPS6236750(A)
申请公布日期
1987.02.17
申请号
JP19850175410
申请日期
1985.08.09
申请人
PIONEER ELECTRONIC CORP
发明人
KOTAKA FUMITAKA;ARAKI YOSHITSUGU;ITOU YOSHINAO
分类号
G11B7/12
主分类号
G11B7/12
代理机构
代理人
主权项
地址
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