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发明名称
Dreipolige Schaltwalze fuer im Viertakt arbeitende Polwender
摘要
申请公布号
DE683325(C)
申请公布日期
1939.11.03
申请号
DE1938B181848D
申请日期
1938.02.09
申请人
BUSCH-JAEGER LUEDENSCHEIDER METALLWERKE AKT.-GES.
发明人
BUSCH HEINRICH
分类号
H01H19/38;H01H19/56
主分类号
H01H19/38
代理机构
代理人
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地址
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