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发明名称
Underground pipe replacement method and apparatus
摘要
申请公布号
AU1648892(A)
申请公布日期
1993.11.08
申请号
AU19920016488
申请日期
1992.03.30
申请人
MCCONNELL HARRY W
发明人
W. HARRY MCCONNELL
分类号
F16L1/024;E21B7/30;F16L1/00;F16L55/165;(IPC1-7):F16L1/00
主分类号
F16L1/024
代理机构
代理人
主权项
地址
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