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经营范围
发明名称
Fault location system
摘要
申请公布号
US3045113(A)
申请公布日期
1962.07.17
申请号
US19590003703
申请日期
1959.11.16
申请人
INTERNATIONAL TELEPHONE AND TELEGRAPH CORPORATION
发明人
FERRAR ROBERT C.;HOFFMAN ROSS B.
分类号
H04B17/02
主分类号
H04B17/02
代理机构
代理人
主权项
地址
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