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经营范围
发明名称
TELEPHONE EXCHANGE
摘要
申请公布号
EP0358597(A3)
申请公布日期
1990.12.12
申请号
EP19890730170
申请日期
1989.07.25
申请人
ELMEG GMBH KOMMUNIKATIONSTECHNIK
发明人
SOMMER, KURT, DIPL.-ING,;PERLICH, WOLFGANG, DR.
分类号
H04Q11/04;(IPC1-7):H04Q11/04;H04M11/06
主分类号
H04Q11/04
代理机构
代理人
主权项
地址
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