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经营范围
发明名称
Impédances négatives comprenant un réseau en pont fait d'éléments passifs associé à des éléments actifs et sensiblement indépendantes des valeurs de ces éléments actifs
摘要
申请公布号
FR1063497(A)
申请公布日期
1954.05.04
申请号
FRD1063497
申请日期
1952.09.19
申请人
发明人
MOULON JEAN-MARIE
分类号
H04B3/18
主分类号
H04B3/18
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