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经营范围
发明名称
Устройство для измерения мощности
摘要
申请公布号
SU75447(A1)
申请公布日期
1948.11.30
申请号
SU19470352149
申请日期
1947.02.14
申请人
VIGDOROVICH YU.B.
发明人
VIGDOROVICH YU.B.
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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