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发明名称
Kugelgelenk, insbesondere in Anwendung bei Arbeitsplatzleuchten
摘要
申请公布号
DE839388(C)
申请公布日期
1952.05.19
申请号
DE1948P006132D
申请日期
1948.10.02
申请人
GEBR. COSACK O. H. G.
发明人
分类号
F21V21/26;F21V21/28
主分类号
F21V21/26
代理机构
代理人
主权项
地址
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