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发明名称
JOINING METHOD OF TUNNELS
摘要
申请公布号
JPH0390797(A)
申请公布日期
1991.04.16
申请号
JP19890224465
申请日期
1989.09.01
申请人
TAISEI CORP
发明人
NAKANO SUMIO;KOKUBU SHIGEO;OHARA TAKAHIKO
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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