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发明名称
PASSAGE DEVICE FOR COMMUNICATING BETWEEN UPPER AND LOWER SIDES IN SHIP
摘要
申请公布号
JPS6112493(A)
申请公布日期
1986.01.20
申请号
JP19840134770
申请日期
1984.06.27
申请人
MITSUBISHI JUKOGYO KK
发明人
HAGI MASUYA
分类号
B63B29/20
主分类号
B63B29/20
代理机构
代理人
主权项
地址
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