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发明名称
METHOD FOR TAKING CALLS WHICH ARE SIGNALLED BY A COMMUNICATION EXCHANGE AT ONE OR MORE KEY TELEPHONE TERMINALS
摘要
申请公布号
EP0360898(B1)
申请公布日期
1991.04.24
申请号
EP19880116009
申请日期
1988.09.28
申请人
SIEMENS AKTIENGESELLSCHAFT
发明人
MUYSSEN, JOHN, DIPL.-ING.
分类号
H04M3/42;H04M9/00;H04Q3/545
主分类号
H04M3/42
代理机构
代理人
主权项
地址
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