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发明名称
EXCAVATING APPARATUS FOR LAYING PIPE BY DRIVING
摘要
申请公布号
JPS5267114(A)
申请公布日期
1977.06.03
申请号
JP19760102591
申请日期
1976.08.30
申请人
FUJITA SHIYUNICHI
发明人
FUJITA SHIYUNICHI
分类号
E21D9/087;E02F5/18;E21D9/06;E21D9/08;F16L1/00
主分类号
E21D9/087
代理机构
代理人
主权项
地址
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