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发明名称
Устройство для измерения коэффициента мощности
摘要
申请公布号
SU72723(A1)
申请公布日期
1947.11.30
申请号
SU19450339305
申请日期
1945.07.21
申请人
DURNIKIN S.K.
发明人
DURNIKIN S.K.
分类号
G01R21/06
主分类号
G01R21/06
代理机构
代理人
主权项
地址
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