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发明名称
선체 수저항의 감소방법
摘要
내용 없음
申请公布号
KR860000989(A)
申请公布日期
1986.02.22
申请号
KR19840003990
申请日期
1984.07.05
申请人
박일규
发明人
박일규
分类号
主分类号
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