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发明名称
摘要
申请公布号
JPS53147094(U)
申请公布日期
1978.11.18
申请号
JP19770051354U
申请日期
1977.04.25
申请人
发明人
分类号
B63B25/00;(IPC1-7):B63B25/00
主分类号
B63B25/00
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代理人
主权项
地址
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