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发明名称
Polverbindung fuer die Polleisten von elektrischen Sammlern
摘要
申请公布号
DE719442(C)
申请公布日期
1942.04.09
申请号
DE1937H153620D
申请日期
1937.11.12
申请人
GOTTFRIED HAGEN AG.
发明人
GOLDSCHMIDT KARL
分类号
H01M2/20
主分类号
H01M2/20
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代理人
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