DIE FOR PROGRESSIVE MULTISTEP DRAWING,申请号SU19802953853-传众专利搜索

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发明名称	DIE FOR PROGRESSIVE MULTISTEP DRAWING
摘要
申请公布号	SU1134260(A2)	申请公布日期	1985.01.15
申请号	SU19802953853	申请日期	1980.07.08
申请人	BOJKOV OLEG V,SU	发明人	BOJKOV OLEG V,SU
分类号	B21D22/28;(IPC1-7):B21D22/28	主分类号	B21D22/28
代理机构		代理人
主权项
地址

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