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发明名称
CENTRAL FAULT SUPERVISORY SYSTEM
摘要
申请公布号
JPH05244254(A)
申请公布日期
1993.09.21
申请号
JP19920018075
申请日期
1992.02.04
申请人
NEC CORP
发明人
SODA KAZUMI
分类号
H04M3/00;H04M3/26;H04M7/06;(IPC1-7):H04M3/00
主分类号
H04M3/00
代理机构
代理人
主权项
地址
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