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发明名称
DIFFRACTION GRATING ELEMENT
摘要
申请公布号
EP1590693(B1)
申请公布日期
2011.08.10
申请号
EP20040704328
申请日期
2004.01.22
申请人
SUMITOMO ELECTRIC INDUSTRIES, LTD.
发明人
SHIOZAKI, MANABU;SHIGEHARA, MASAKAZU
分类号
G02B5/18;G02B6/34
主分类号
G02B5/18
代理机构
代理人
主权项
地址
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