Bar and pipe diameter reduction device,申请号FR19690043210-传众专利搜索

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发明名称	Bar and pipe diameter reduction device
摘要
申请公布号	FR2026415(A1)	申请公布日期	1970.10.18
申请号	FR19690043210	申请日期	1969.12.12
申请人	HAGEMANN FRANZ	发明人
分类号	B21B1/16;B21B19/14;B21B23/00;(IPC1-7):21B1/00;21B19/00;21B13/00	主分类号	B21B1/16
代理机构		代理人
主权项
地址

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