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发明名称
摘要
申请公布号
DE7203254(U)
申请公布日期
1972.05.04
申请号
DE19720003254U
申请日期
1972.01.29
申请人
GEBR BERKER
发明人
分类号
H01H23/08;(IPC1-7):H02B9/00
主分类号
H01H23/08
代理机构
代理人
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