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经营范围
发明名称
Voltmètre à résistance d'entrée très élevée.
摘要
申请公布号
CH286900(A)
申请公布日期
1952.11.15
申请号
CHD286900
申请日期
1950.07.04
申请人
SOCIETE ANONYME DES MACHINES ELECTROSTATIQUES "SAMES"
发明人
分类号
G01R5/28;G01R19/18
主分类号
G01R5/28
代理机构
代理人
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