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经营范围
发明名称
Способ испытания многофазных выпрямителей
摘要
申请公布号
SU34072(A1)
申请公布日期
1934.01.31
申请号
SU19320117482
申请日期
1932.10.22
申请人
SHKOLIN I.D.
发明人
SHKOLIN I.D.
分类号
G01R31/24;H01J9/42
主分类号
G01R31/24
代理机构
代理人
主权项
地址
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