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发明名称
Improvements in or relating to communication systems
摘要
申请公布号
GB1008989(A)
申请公布日期
1965.11.03
申请号
GB19630027082
申请日期
1962.07.12
申请人
SIEMENS & HALSKE AKTIENGESELLSCHAFT
发明人
分类号
H04B3/08;H04M1/76
主分类号
H04B3/08
代理机构
代理人
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