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发明名称
DRAWING DIE
摘要
申请公布号
SU1547920(A2)
申请公布日期
1990.03.07
申请号
SU19884422036
申请日期
1988.05.05
申请人
KALUZHSKIJ MVTU IM.N.E.BAUMANA
发明人
PEREVOZCHIKOV SERGEJ G,SU
分类号
B21D22/20
主分类号
B21D22/20
代理机构
代理人
主权项
地址
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