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发明名称
Procédé et appareil pour mesurer la différence de phases de courants électriques, pour toutes applications industrielles
摘要
申请公布号
FR740849(A)
申请公布日期
1933.02.01
申请号
FRD740849
申请日期
1932.08.02
申请人
SOCIETE INDUSTRIELLE DES PROCEDES W. A. LOTH
发明人
分类号
G01R11/48
主分类号
G01R11/48
代理机构
代理人
主权项
地址
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