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发明名称
DRAWING DIE
摘要
申请公布号
SU810338(A1)
申请公布日期
1981.03.07
申请号
SU19792784177
申请日期
1979.05.04
申请人
ZRYANIN VASILIJ K,SU
发明人
ZRYANIN VASILIJ K,SU
分类号
B21D22/20;(IPC1-7):B21D22/20
主分类号
B21D22/20
代理机构
代理人
主权项
地址
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