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发明名称
PRODUCTION OF OPTICAL DEVICE
摘要
申请公布号
JPH02273346(A)
申请公布日期
1990.11.07
申请号
JP19890095645
申请日期
1989.04.13
申请人
SHARP CORP
发明人
NAKADA YASUO;YOSHIDA YOSHIO;HIROKANE JUNJI
分类号
G11B7/26
主分类号
G11B7/26
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代理人
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