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经营范围
发明名称
Commutateur électromagnétique pour oscillographe cathodique
摘要
申请公布号
FR1032774(A)
申请公布日期
1953.07.06
申请号
FRD1032774
申请日期
1951.02.16
申请人
SOCIETE FRANCAISE D'EQUIPEMENTS POUR LA NAVIGATION AERIENNE
发明人
ROLLA
分类号
G01R13/28
主分类号
G01R13/28
代理机构
代理人
主权项
地址
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