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发明名称
KUKEIDANMENTONNERUYOEREKUTAASOCHI
摘要
申请公布号
JP2661833(B2)
申请公布日期
1997.10.08
申请号
JP19920048965
申请日期
1992.03.06
申请人
HITACHI ZOSEN KK
发明人
ITONAGA HIROSHI
分类号
E21D11/40;(IPC1-7):E21D11/40
主分类号
E21D11/40
代理机构
代理人
主权项
地址
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