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发明名称
Appareil indicateur de valeur moyenne avec mécanisme compteur de dépassement
摘要
申请公布号
FR888576(A)
申请公布日期
1943.12.16
申请号
FRD888576
申请日期
1942.11.25
申请人
LANDIS & GYR S. A.
发明人
分类号
G01R11/56
主分类号
G01R11/56
代理机构
代理人
主权项
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