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发明名称
VERFAHREN ZUR ERZEUGUNG VON TRAEGERFREQUENZEN
摘要
申请公布号
DE2809259(A1)
申请公布日期
1979.09.13
申请号
DE19782809259
申请日期
1978.03.03
申请人
SIEMENS AG
发明人
KOOB,ERNST,ING.;SONNTAG,FRITZ,DIPL.-ING.
分类号
H04J1/06;(IPC1-7):H04J1/06
主分类号
H04J1/06
代理机构
代理人
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地址
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