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经营范围
发明名称
OPTICAL RECORDING AND REPRODUCING DEVICE
摘要
申请公布号
JPS6486333(A)
申请公布日期
1989.03.31
申请号
JP19870245580
申请日期
1987.09.28
申请人
OLYMPUS OPTICAL CO LTD
发明人
YOSHIKAWA SEIJI
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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