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发明名称
LINE WIRE OUTGOING AND INCOMING CALL RECORDING SYSTEM FOR KEY TELEPHONE SYSTEM
摘要
申请公布号
JPH0477088(A)
申请公布日期
1992.03.11
申请号
JP19900185343
申请日期
1990.07.16
申请人
NEC CORP
发明人
MATSUMURA HIDEKO
分类号
H04Q3/58;H04M3/00
主分类号
H04Q3/58
代理机构
代理人
主权项
地址
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