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发明名称
Improvements in and relating to electric signalling cables for great sea depths
摘要
申请公布号
GB429585(A)
申请公布日期
1935.05.31
申请号
GB19330024038
申请日期
1933.08.30
申请人
NORDDEUTSCHE SEEKABELWERKE AKTIENGESELLSCHAFT
发明人
分类号
H01B7/14
主分类号
H01B7/14
代理机构
代理人
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