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发明名称
UNIVERSAL DEVICE FOR UNDERWATER CIVIL ENGINEERING WORK
摘要
申请公布号
JPH09105287(A)
申请公布日期
1997.04.22
申请号
JP19950290393
申请日期
1995.10.12
申请人
ASIA KAIYO KK
发明人
MURAKAMI MICHITAKA
分类号
E02F5/00;E21B7/124;(IPC1-7):E21B7/124
主分类号
E02F5/00
代理机构
代理人
主权项
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