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发明名称
Douille électrique
摘要
申请公布号
FR675607(A)
申请公布日期
1930.02.12
申请号
FRD675607
申请日期
1929.05.23
申请人
发明人
GEYER KAREL;ULBRYCH FRANTISEK
分类号
F21V19/00
主分类号
F21V19/00
代理机构
代理人
主权项
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