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发明名称
Gleichstrombogenlampe
摘要
申请公布号
DE535555(C)
申请公布日期
1931.10.12
申请号
DE1929K113371D
申请日期
1929.02.08
申请人
KOERTING & MATHIESEN AKT.-GES.
发明人
分类号
H05B31/00
主分类号
H05B31/00
代理机构
代理人
主权项
地址
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