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发明名称
Beleuchtungsvorrichtung fuer photographische Zwecke
摘要
申请公布号
DE861508(C)
申请公布日期
1953.01.05
申请号
DE1942N001250D
申请日期
1942.03.19
申请人
NIESTERT JOSEF
发明人
NIESTERT JOSEF
分类号
G03B15/06
主分类号
G03B15/06
代理机构
代理人
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