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发明名称
TELEPHONE SUBSCRIBER CIRCUIT FAULT RESTORING SYSTEM
摘要
申请公布号
JPH04185041(A)
申请公布日期
1992.07.01
申请号
JP19900312668
申请日期
1990.11.20
申请人
SUMITOMO ELECTRIC IND LTD
发明人
TAGUCHI TETSUYA;TSUNODA SHINJI
分类号
H04M3/22;H04J3/00
主分类号
H04M3/22
代理机构
代理人
主权项
地址
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