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发明名称
Récepteur avec antifading automatique et avec affaiblissement des fréquences aigues
摘要
申请公布号
FR874886(A)
申请公布日期
1942.08.28
申请号
FRD874886
申请日期
1941.08.26
申请人
TELEFUNKEN GESELLSCHAFT FU:R DRAHTLOSE TELEGRAPHIE M. B. H.
发明人
分类号
H03G5/20
主分类号
H03G5/20
代理机构
代理人
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地址
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