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发明名称
경량건재의 제조방법
摘要
<p>내용 없음.</p>
申请公布号
KR830002908(B1)
申请公布日期
1983.12.30
申请号
KR19790003632
申请日期
1979.10.19
申请人
나수용
发明人
나수용
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主分类号
代理机构
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