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经营范围
发明名称
METHOD OF REPAIRING EXISTING CONDUIT
摘要
申请公布号
JPS62250809(A)
申请公布日期
1987.10.31
申请号
JP19860092419
申请日期
1986.04.23
申请人
NIPPON TELEGR & TELEPH CORP <NTT>;DENSHIN DENWA KOJI KYOKAI
发明人
ISOGAI HIROSHI;MUKAI MASARU;MIZUMA TOSHIAKI;NAKAMURA TATSUYA
分类号
H02G1/06
主分类号
H02G1/06
代理机构
代理人
主权项
地址
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