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发明名称
Dispositif d'essai d'un appareil de mesure
摘要
申请公布号
FR693089(A)
申请公布日期
1930.11.14
申请号
FRD693089
申请日期
1930.03.31
申请人
WESTINGHOUSE ELECTRIC AND MANUFACTURING COMPANY
发明人
分类号
G01P3/40
主分类号
G01P3/40
代理机构
代理人
主权项
地址
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