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经营范围
发明名称
Système de transmission ou d'amplification d'oscillations électriques
摘要
申请公布号
FR805678(A)
申请公布日期
1936.11.26
申请号
FRD805678
申请日期
1936.04.22
申请人
TELEFUNKEN GESELLSCHAFT FUR DRAHTLOSE TELEGRAPHIE M. B. H.
发明人
分类号
H03G9/10
主分类号
H03G9/10
代理机构
代理人
主权项
地址
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