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发明名称
RUDDER HOUSING APPARATUS FOR DREDGER
摘要
申请公布号
JPS5628090(A)
申请公布日期
1981.03.19
申请号
JP19790104048
申请日期
1979.08.17
申请人
NIPPON KOKAN KK
发明人
MORIMOTO MITSUAKI
分类号
B63B35/00
主分类号
B63B35/00
代理机构
代理人
主权项
地址
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