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发明名称
Fréquencemètre
摘要
申请公布号
FR940892(A)
申请公布日期
1948.12.27
申请号
FRD940892
申请日期
1945.07.09
申请人
SOCIETE INDUSTRIELLE RADIOELECTRIQUE
发明人
CADIOU
分类号
G01R23/00
主分类号
G01R23/00
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代理人
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