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发明名称
摘要
申请公布号
FR2217869(B1)
申请公布日期
1978.12.29
申请号
FR19740005015
申请日期
1974.02.14
申请人
SIEMENS AG
发明人
分类号
H04B3/44;(IPC1-7):H04B3/44
主分类号
H04B3/44
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代理人
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