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发明名称
OPTISCHE FILTERMATERIALIEN FUER DEN NAHEN IR-BEREICH
摘要
申请公布号
DD301415(A7)
申请公布日期
1992.12.24
申请号
DD19820242240
申请日期
1982.08.04
申请人
AKAD WISSENSCHAFTEN
发明人
FREYER WOLFGANG
分类号
G02B;(IPC1-7):G02B/
主分类号
G02B
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代理人
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