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发明名称
PROPELLING APPARATUS FOR HUGE UNDERGROUND CAISSON
摘要
申请公布号
JPS5652289(A)
申请公布日期
1981.05.11
申请号
JP19800082123
申请日期
1980.06.19
申请人
UEMURA KOICHI
发明人
UEMURA KOUICHI;IDA SHIYOUICHI
分类号
E21D9/06
主分类号
E21D9/06
代理机构
代理人
主权项
地址
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