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经营范围
发明名称
A POWER LINE TELEPHONE EXTENSION
摘要
申请公布号
KR920002802(B1)
申请公布日期
1992.04.03
申请号
KR19830004673
申请日期
1983.09.30
申请人
PHONEX CORP.
发明人
BROWN, WILLIAM M.;LINDQUIST, JAMES R.
分类号
H04B3/54;H04M1/72;(IPC1-7):H04M1/72
主分类号
H04B3/54
代理机构
代理人
主权项
地址
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