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发明名称
METHOD OF REPAIRING UNDERGROUND CONDUIT
摘要
申请公布号
JPS62160018(A)
申请公布日期
1987.07.16
申请号
JP19850297956
申请日期
1985.12.28
申请人
NIPPON TELEGR & TELEPH CORP <NTT>;HAKKO CO LTD
发明人
YAMAMOTO HIROSHI;MORIYAMA SHIGERU;KAMO TAKAYUKI;YABUHARA FUMIO;KOGA MOTOYUKI;SHIMADA AKIRA
分类号
H02G1/06;F16L55/18
主分类号
H02G1/06
代理机构
代理人
主权项
地址
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