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发明名称
방향성 규소강판의 예비소둔 방법
摘要
내용 없음
申请公布号
KR850004993(A)
申请公布日期
1985.08.19
申请号
KR19830006326
申请日期
1983.12.30
申请人
null, null
发明人
김병룡
分类号
主分类号
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