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经营范围
发明名称
TRACKING ERROR DETECTOR FOR OPTICAL DISK DEVICE
摘要
申请公布号
JPH04178929(A)
申请公布日期
1992.06.25
申请号
JP19900309763
申请日期
1990.11.14
申请人
ASAHI OPTICAL CO LTD
发明人
KONNO HISASHI;TAKISHIMA TAKASHI;MORITA TAKU;KASE TOSHIYUKI;ONO MASAHIRO;MARUYAMA KOICHI;NOGUCHI MASATO;IKI MAKOTO
分类号
G11B7/095
主分类号
G11B7/095
代理机构
代理人
主权项
地址
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