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发明名称
SHAFT PENETRATION DEVICE AND SHAFT PENETRATION METHOD BY SHAFT PENETRATION DEVICE
摘要
申请公布号
JPH06173264(A)
申请公布日期
1994.06.21
申请号
JP19920331974
申请日期
1992.12.11
申请人
KOBE STEEL LTD
发明人
TSUJII TAKESHI
分类号
E02D3/12;E02D5/18;E02D17/13;E02F5/02;G01C9/00;(IPC1-7):E02D17/13
主分类号
E02D3/12
代理机构
代理人
主权项
地址
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