PROCEDE ET MACHINE D'EXPANSION DE TUYAUX,申请号FR19760027722-传众专利搜索

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发明名称	PROCEDE ET MACHINE D'EXPANSION DE TUYAUX
摘要
申请公布号	FR2324389(A1)	申请公布日期	1977.04.15
申请号	FR19760027722	申请日期	1976.09.15
申请人	GROTNES MACHINE WORKS INC	发明人
分类号	B21D39/20;B21D41/02;B23K31/00;(IPC1-7):B21D39/20;F16L9/00	主分类号	B21D39/20
代理机构		代理人
主权项
地址

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