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发明名称
DIE FOR DRAWING ARTICLES FROM SHEET MATERIAL
摘要
申请公布号
SU709213(A2)
申请公布日期
1980.01.15
申请号
SU19772470478
申请日期
1977.04.04
申请人
SIMONOV VLADIMIR N,SU;NIKONOV IVAN G,SU
发明人
SIMONOV VLADIMIR N,SU;NIKONOV IVAN G,SU
分类号
B21D22/08;B21D24/00;B21D37/12;(IPC1-7):B21D22/08
主分类号
B21D22/08
代理机构
代理人
主权项
地址
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