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发明名称
Einrichtung zur UEberwachung der Symmetrie und der Drehfeldrichtung von Drehstromspannungen
摘要
申请公布号
DE1256321(B)
申请公布日期
1967.12.14
申请号
DE196300K0324
申请日期
1963.07.24
申请人
EUGEN KRESS
发明人
KRESS EUGEN
分类号
H02H3/353
主分类号
H02H3/353
代理机构
代理人
主权项
地址
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