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发明名称
DIE FOR DRAWING HOLLOW ARTICLES FROM SHEET BLANK
摘要
申请公布号
SU1139538(A1)
申请公布日期
1985.02.15
申请号
SU19833532170
申请日期
1983.01.06
申请人
CH POLT I IM.LENINSKOGO KOMSOMOLA
发明人
KOLESOV YURIJ B,SU;KATKOV NIKOLAJ P,SU
分类号
B21D22/10;(IPC1-7):B21D22/10
主分类号
B21D22/10
代理机构
代理人
主权项
地址
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