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发明名称
INFERIORITY VERIFICATION AND INDICATION DEVICES OF PRESS
摘要
申请公布号
KR890005168(B1)
申请公布日期
1989.12.16
申请号
KR19860002269
申请日期
1986.03.26
申请人
SONG CHONG-DO
发明人
SONG CHONG-DO
分类号
B21J9/20;(IPC1-7):B21J9/20
主分类号
B21J9/20
代理机构
代理人
主权项
地址
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