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经营范围
发明名称
Compteur d'électricité
摘要
申请公布号
FR716083(A)
申请公布日期
1931.12.14
申请号
FRD716083
申请日期
1931.04.27
申请人
LANDIS & GYR S. A.
发明人
分类号
G01R11/56
主分类号
G01R11/56
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