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发明名称
摘要
申请公布号
JPS5822396(U)
申请公布日期
1983.02.12
申请号
JP19810117151U
申请日期
1981.08.06
申请人
发明人
分类号
B63B27/14;B63B27/30;B63B35/34;(IPC1-7):B63B27/14
主分类号
B63B27/14
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