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发明名称
NUT DIES
摘要
申请公布号
KR920006138(Y1)
申请公布日期
1992.09.17
申请号
KR19900020571U
申请日期
1990.12.22
申请人
MIN, KYONG - WON
发明人
MIN, KYONG - WON
分类号
B21K1/64;(IPC1-7):B21K1/64
主分类号
B21K1/64
代理机构
代理人
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