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发明名称
Perfectionnements aux dispositifs de régulation de niveau pour systèmes de transmission par lignes coaxiales
摘要
申请公布号
FR1028641(A)
申请公布日期
1953.05.26
申请号
FRD1028641
申请日期
1950.11.30
申请人
COMPAGNIE INDUSTRIELLE DES TELEPHONES
发明人
HURAULT JEAN-LOUIS
分类号
H04B3/14
主分类号
H04B3/14
代理机构
代理人
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地址
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