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经营范围
发明名称
OPTICAL PICKUP DEVICE
摘要
申请公布号
JPH03102643(A)
申请公布日期
1991.04.30
申请号
JP19890239364
申请日期
1989.09.14
申请人
MITSUBISHI ELECTRIC CORP
发明人
HISHI TAKASHI;MATOSAKI TOSHIYA;TAKAHASHI MITSUTAKA;SATO AKIHISA
分类号
G11B7/08
主分类号
G11B7/08
代理机构
代理人
主权项
地址
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