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发明名称
ADJUSTING METHOD FOR DIFFRACTION GRATING OF OPTICAL PICKUP
摘要
申请公布号
JPS6342036(A)
申请公布日期
1988.02.23
申请号
JP19860184968
申请日期
1986.08.06
申请人
FOSTER DENKI KK
发明人
OHAMA YUZO
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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