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发明名称
SUBMARINE MULTIPLICATION METHOD OF ORE
摘要
申请公布号
JPS6221987(A)
申请公布日期
1987.01.30
申请号
JP19850159488
申请日期
1985.07.19
申请人
MITSUBISHI HEAVY IND LTD
发明人
BABA EIICHI
分类号
E21C45/00
主分类号
E21C45/00
代理机构
代理人
主权项
地址
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