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发明名称
METHOD OF BURYING LONG PIPE OR LIKE FOR WELL OR LIKE
摘要
申请公布号
JPS55105092(A)
申请公布日期
1980.08.12
申请号
JP19790010763
申请日期
1979.02.01
申请人
FUJII MASAMI
发明人
FUJII MASAMI
分类号
E02D7/24;E02D7/00;E21B43/10
主分类号
E02D7/24
代理机构
代理人
主权项
地址
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