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发明名称
Tiefsee-Fernsprechkabel
摘要
申请公布号
DE590904(C)
申请公布日期
1934.01.13
申请号
DED590904D
申请日期
1929.10.03
申请人
EUGEN SICHTERMANN
发明人
分类号
H01B7/14
主分类号
H01B7/14
代理机构
代理人
主权项
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