Procédé de fabrication de tubes ailetés, et tubes obtenus,申请号FR19670104774-传众专利搜索

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发明名称	Procédé de fabrication de tubes ailetés, et tubes obtenus
摘要
申请公布号	FR1538354(A)	申请公布日期	1968.09.06
申请号	FR19670104774	申请日期	1967.04.28
申请人	CHANTIERS DE L'ATLANTIQUE	发明人
分类号	B24B19/02;F28F1/12	主分类号	B24B19/02
代理机构		代理人
主权项
地址

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