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发明名称
Filtre de bande pour ondes décimétriques
摘要
申请公布号
FR924153(A)
申请公布日期
1947.07.29
申请号
FRD924153
申请日期
1946.03.01
申请人
COMPAGNIE GENERALE DE TELEGRAPHIE SANS FIL
发明人
分类号
H03H7/01
主分类号
H03H7/01
代理机构
代理人
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地址
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