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经营范围
发明名称
Doppelbrechender Gitterpolarisator.
摘要
申请公布号
DE68918012(D1)
申请公布日期
1994.10.13
申请号
DE19896018012
申请日期
1989.06.13
申请人
NEC CORP., TOKIO/TOKYO, JP
发明人
URINO, YUTAKA C/O NEC CORPORATION, MINATO-KU TOKYO, JP
分类号
G02B5/18;G02B5/30;(IPC1-7):G02B27/28
主分类号
G02B5/18
代理机构
代理人
主权项
地址
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