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发明名称
Deckel fuer elektrische Sammler
摘要
申请公布号
DE504404(C)
申请公布日期
1930.08.02
申请号
DENDATB142764D
申请日期
申请人
OTTO BOEHM
发明人
分类号
H01M2/12
主分类号
H01M2/12
代理机构
代理人
主权项
地址
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