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经营范围
发明名称
Электрическое измерительное устройство
摘要
申请公布号
SU66943(A1)
申请公布日期
1945.11.30
申请号
SU19440334357
申请日期
1944.08.19
申请人
PETROV B.N.
发明人
PETROV B.N.
分类号
G01R19/00
主分类号
G01R19/00
代理机构
代理人
主权项
地址
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