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经营范围
发明名称
ENTRANCE WATER-TIGHTENING DEVICE FOR SHIELD MACHINE
摘要
申请公布号
JPH1122370(A)
申请公布日期
1999.01.26
申请号
JP19970190652
申请日期
1997.06.30
申请人
KURODA TEKKOSHO:KK
发明人
KURODA HISAAKI
分类号
E21D9/06;(IPC1-7):E21D9/06
主分类号
E21D9/06
代理机构
代理人
主权项
地址
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