DIE SET FOR MAKING HOLES IN HOLLOW ARTICLES,申请号SU19772478402-传众专利搜索

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发明名称	DIE SET FOR MAKING HOLES IN HOLLOW ARTICLES
摘要
申请公布号	SU737068(A1)	申请公布日期	1980.05.30
申请号	SU19772478402	申请日期	1977.04.21
申请人	ELOKHIN ALEKSANDR G,SU	发明人	ELOKHIN ALEKSANDR G,SU
分类号	B21D28/28;B21D37/00;(IPC1-7):B21D28/28	主分类号	B21D28/28
代理机构		代理人
主权项
地址

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