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发明名称
Реле постоянного тока
摘要
申请公布号
SU25619(A1)
申请公布日期
1932.03.31
申请号
SU19310087402
申请日期
1931.04.24
申请人
SAPELKOV L.I.
发明人
SAPELKOV L.I.
分类号
H01H51/10;G05D23/24
主分类号
H01H51/10
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代理人
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