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发明名称
KABELTUNNEL.
摘要
申请公布号
NL168376(B)
申请公布日期
1981.10.16
申请号
NL19720012786
申请日期
1972.09.21
申请人
PHONE-DUCS, INC. TE HILLSIDE, ILLINOIS, VER. ST. V .AM.
发明人
分类号
F16L9/04;F16L37/12;F16L37/56;H02G9/06;(IPC1-7):H02G9/06;F16L21/08
主分类号
F16L9/04
代理机构
代理人
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