Procédé de fabrication de crampons de fermeture à curseur comprenant le découpage et l'oxydation anodique de ces crampons.,申请号CHD233165-传众专利搜索

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发明名称	Procédé de fabrication de crampons de fermeture à curseur comprenant le découpage et l'oxydation anodique de ces crampons.
摘要
申请公布号	CH233165(A)	申请公布日期	1944.07.15
申请号	CHD233165	申请日期	1942.11.19
申请人	ING. CESARE MASSA & CI.	发明人	CI. ING. CESARE MASSA &
分类号	B21D53/50	主分类号	B21D53/50
代理机构		代理人
主权项
地址

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