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发明名称
PIPE JACKING DEVICE
摘要
申请公布号
JPH10311197(A)
申请公布日期
1998.11.24
申请号
JP19970134533
申请日期
1997.05.09
申请人
NAGANO YUKI KK
发明人
SUZUKI HIROSHI
分类号
E21D9/06;(IPC1-7):E21D9/06
主分类号
E21D9/06
代理机构
代理人
主权项
地址
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