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发明名称
Perfectionnements aux wattheuremètres
摘要
申请公布号
FR883365(A)
申请公布日期
1943.07.02
申请号
FRD883365
申请日期
1942.06.18
申请人
COMPAGNIE FRANCAISE THOMSON-HOUSTON
发明人
分类号
G01R22/04
主分类号
G01R22/04
代理机构
代理人
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