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发明名称
摘要
申请公布号
JPH0155157(B2)
申请公布日期
1989.11.22
申请号
JP19830203420
申请日期
1983.10.28
申请人
HITACHI SHIPBUILDING ENG CO
发明人
NISHINO YOSHINORI;YAMAMOTO MASAHIKO
分类号
B63H21/16;B63B1/24;B63B1/28
主分类号
B63H21/16
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