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发明名称
METHOD AND DEVICE FOR BURYING PIPE
摘要
申请公布号
JPS62153492(A)
申请公布日期
1987.07.08
申请号
JP19850296091
申请日期
1985.12.25
申请人
FURUKAWA MINING CO LTD
发明人
OI TOSHIO
分类号
F16L1/024;E21D9/06;E21D9/08
主分类号
F16L1/024
代理机构
代理人
主权项
地址
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