Procédé de fabrication de pièces de forges pliées à angle aigu avec congé, telles que les socs de charrue,申请号FRD692405-传众专利搜索

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发明名称	Procédé de fabrication de pièces de forges pliées à angle aigu avec congé, telles que les socs de charrue
摘要
申请公布号	FR692405(A)	申请公布日期	1930.11.05
申请号	FRD692405	申请日期	1929.06.13
申请人		发明人	LANGUEPIN JACQUES-EMILE-JULES
分类号	B21J9/08	主分类号	B21J9/08
代理机构		代理人
主权项
地址

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