Procédé de conformation du profil d'un tube de section intérieure circulaire.,申请号CHD297095-传众专利搜索

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发明名称	Procédé de conformation du profil d'un tube de section intérieure circulaire.
摘要
申请公布号	CH297095(A)	申请公布日期	1954.03.15
申请号	CHD297095	申请日期	1951.06.25
申请人	HUET,ANDRE	发明人	HUET,ANDRE
分类号	B21C37/20	主分类号	B21C37/20
代理机构		代理人
主权项
地址

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