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发明名称
OPTICAL ELEMENT
摘要
申请公布号
JPH0695179(A)
申请公布日期
1994.04.08
申请号
JP19920309204
申请日期
1992.09.09
申请人
NIPPON TELEGR & TELEPH CORP <NTT>
发明人
YANAGAWA TSUTOMU;NAKANO HIDETOSHI;ISHIDA YUZO;KUBODERA KENICHI;SASAKI YUTAKA
分类号
G02F1/35;H01S3/10;(IPC1-7):G02F1/35
主分类号
G02F1/35
代理机构
代理人
主权项
地址
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