METHOD OF WASTE-FREE PUNCHING OF POLYGONAL PARTS SUCH AS PARALLELOGRAMS FROM STRIP,申请号SU19782699740-传众专利搜索

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发明名称	METHOD OF WASTE-FREE PUNCHING OF POLYGONAL PARTS SUCH AS PARALLELOGRAMS FROM STRIP
摘要
申请公布号	SU774700(A1)	申请公布日期	1980.10.30
申请号	SU19782699740	申请日期	1978.12.21
申请人	BOJKOV OLEG V,SU	发明人	BOJKOV OLEG V,SU
分类号	B21D28/06;(IPC1-7):B21D28/06	主分类号	B21D28/06
代理机构		代理人
主权项
地址

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