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经营范围
发明名称
BREITBANDSIGNAL-KOPPELEINRICHTUNG
摘要
申请公布号
LU86790(A1)
申请公布日期
1987.07.24
申请号
LU19870086790
申请日期
1987.02.25
申请人
SIEMENS AKTIENGESELLSCHAFT
发明人
RUEDIGER HOFMANN
分类号
H04M3/00;H03K17/693;H04Q3/52;(IPC1-7):H04B/;H04Q/
主分类号
H04M3/00
代理机构
代理人
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地址
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