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经营范围
发明名称
PBX SIMULATOR
摘要
申请公布号
JPH0522763(A)
申请公布日期
1993.01.29
申请号
JP19910195840
申请日期
1991.07.10
申请人
NEC CORP
发明人
KIDO MASAHIRO
分类号
H04Q3/58
主分类号
H04Q3/58
代理机构
代理人
主权项
地址
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