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经营范围
发明名称
AUTOTELEFONSYSTEM
摘要
申请公布号
DE3444989(A1)
申请公布日期
1986.06.12
申请号
DE19843444989
申请日期
1984.12.10
申请人
SIEMENS AG
发明人
HOFMANN,LUDWIG
分类号
H04B7/26;H04W88/06;(IPC1-7):H04B7/26
主分类号
H04B7/26
代理机构
代理人
主权项
地址
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