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发明名称
REMOTE SUPERVISORY SYSTEM
摘要
申请公布号
JPH0541890(A)
申请公布日期
1993.02.19
申请号
JP19900400305
申请日期
1990.12.04
申请人
NEC CORP
发明人
ITO KAZUHIRO
分类号
H04Q9/00
主分类号
H04Q9/00
代理机构
代理人
主权项
地址
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