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发明名称
2부재(二部材)의 결합구조
摘要
내용 없음
申请公布号
KR850001839(A)
申请公布日期
1985.04.10
申请号
KR19840004720
申请日期
1984.08.08
申请人
null, null
发明人
사와하다 가즈오 (외 3)
分类号
B21D39/00;B21D39/06
主分类号
B21D39/00
代理机构
代理人
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