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发明名称
환형소재 고주파 열처리장치
摘要
내용 없음
申请公布号
KR860003355(A)
申请公布日期
1986.05.23
申请号
KR19840006781
申请日期
1984.10.31
申请人
null, null
发明人
박희서
分类号
C21D1/42
主分类号
C21D1/42
代理机构
代理人
主权项
地址
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