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发明名称
TOOL FOR MANUFACTURING ARTICLES OF VARIABLE CROSS-SECTION BY BACKWARD EXTRUSION
摘要
申请公布号
SU1433516(A1)
申请公布日期
1988.10.30
申请号
SU19864151230
申请日期
1986.11.24
申请人
KOLKUNOV EVGENIJ A
发明人
KOLKUNOV EVGENIJ A,SU
分类号
B21C23/08
主分类号
B21C23/08
代理机构
代理人
主权项
地址
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