DRAWING DIE HAVING COUNTER-PRESSURE,申请号SU19843711463-传众专利搜索

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发明名称	DRAWING DIE HAVING COUNTER-PRESSURE
摘要
申请公布号	SU1177003(A1)	申请公布日期	1985.09.07
申请号	SU19843711463	申请日期	1984.03.16
申请人	KALUZHSKIJ MVTU IM.N.E.BAUMANA	发明人	PEREVOZCHIKOV SERGEJ G,SU;MIKHAJLOV YURIJ O,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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