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发明名称
AUF WECHSELSTROM ANSPRECHENDES UEBERSTROMRELAIS
摘要
申请公布号
DE1912004(B2)
申请公布日期
1972.07.27
申请号
DE19691912004
申请日期
1969.03.10
申请人
发明人
分类号
B21C23/00;B21C23/22;H02H1/04;(IPC1-7):H02H3/08
主分类号
B21C23/00
代理机构
代理人
主权项
地址
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