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发明名称
OPTICAL INFORMATION RECORDING AND REPRODUCING DEVICE
摘要
申请公布号
JPS6226647(A)
申请公布日期
1987.02.04
申请号
JP19850165779
申请日期
1985.07.29
申请人
HITACHI LTD
发明人
KAKU TOSHIMITSU;MAEDA TAKESHI;SHIGEMATSU KAZUO;TAKASAGO MASAHIRO
分类号
G11B7/09;G11B7/095
主分类号
G11B7/09
代理机构
代理人
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地址
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