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发明名称
Anordnung von Zwischenverstaerkern in transozeanischen Fernsprechkabeln
摘要
申请公布号
DE605030(C)
申请公布日期
1934.11.02
申请号
DED605030D
申请日期
1930.01.11
申请人
SIEMENS & HALSKE AKT.-GES.
发明人
WEINNOLDT DR. HEINZ;FORSTMEYER DIPL.-ING. ALFRED
分类号
H04B3/44
主分类号
H04B3/44
代理机构
代理人
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地址
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