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经营范围
发明名称
SHIELD DRILLING MACHINE
摘要
申请公布号
JPS59210193(A)
申请公布日期
1984.11.28
申请号
JP19830086272
申请日期
1983.05.16
申请人
HITACHI ZOSEN KK
发明人
HIRATA SHIYOUZOU;NISHIDA SHIYOUJI;YOSHIMOTO KEIJI;IMAI KENJI;NUNOMURA SUSUMU
分类号
E21D9/13;E21D9/06;E21D9/08;E21D9/087
主分类号
E21D9/13
代理机构
代理人
主权项
地址
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