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发明名称
EXCHANGE PROVIDED WITH INCOMING CALL PRIORITY FUNCTION AND INCOMING CALL TRANSFER FUNCTION
摘要
申请公布号
JPH04304759(A)
申请公布日期
1992.10.28
申请号
JP19910092597
申请日期
1991.04.01
申请人
IWATSU ELECTRIC CO LTD
发明人
ITO SADAO
分类号
H04M3/42;H04M3/54
主分类号
H04M3/42
代理机构
代理人
主权项
地址
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