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发明名称
ARRANGEMENT FOR PUTTING THROUGH AUDIO SIGNALS
摘要
申请公布号
EP0261483(B1)
申请公布日期
1991.03.20
申请号
EP19870112968
申请日期
1987.09.04
申请人
SIEMENS AKTIENGESELLSCHAFT
发明人
SEEN, MANFRED, DIPL.-ING. (FH);KRETSCHMANN, HEINZ-PETER, DIPL.-ING. (FH)
分类号
H04B1/20;H04H60/04;H04M3/42
主分类号
H04B1/20
代理机构
代理人
主权项
地址
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