METHOD OF PRODUCING RECESSES WITH HOLES IN SHEET MATERIAL,申请号SU19792852213-传众专利搜索

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发明名称	METHOD OF PRODUCING RECESSES WITH HOLES IN SHEET MATERIAL
摘要
申请公布号	SU858979(A1)	申请公布日期	1981.08.30
申请号	SU19792852213	申请日期	1979.08.31
申请人	BUROV VALENTIN M,SU;CHECHNEV KONSTANTIN P,SU;KRAVCHENKO GENNADIJ S,SU	发明人	BUROV VALENTIN M,SU;CHECHNEV KONSTANTIN P,SU;KRAVCHENKO GENNADIJ S,SU
分类号	B21D22/04;(IPC1-7):B21D22/04	主分类号	B21D22/04
代理机构		代理人
主权项
地址

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