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发明名称
VORRICHTUNG ZUM HERABSETZEN DER HELLIGKEIT EINER LICHTQUELLE
摘要
申请公布号
AT348061(B)
申请公布日期
1979.01.25
申请号
AT19740002963
申请日期
1974.04.09
申请人
SIEMENS AKTIENGESELLSCHAFT
发明人
分类号
G03B15/06;(IPC1-7):F21V9/08
主分类号
G03B15/06
代理机构
代理人
主权项
地址
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