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发明名称
FREQUENCY RELAY
摘要
申请公布号
SU811355(A1)
申请公布日期
1981.03.07
申请号
SU19792750577
申请日期
1979.04.09
申请人
SHCHEPETINSHCHIKOV LEV N,SU
发明人
SHCHEPETINSHCHIKOV LEV N,SU
分类号
H01H51/32;(IPC1-7):H01H51/32
主分类号
H01H51/32
代理机构
代理人
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地址
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