Procédé et machine pour la fabrication de gaines de ressort,申请号FRD832313-传众专利搜索

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发明名称	Procédé et machine pour la fabrication de gaines de ressort
摘要
申请公布号	FR832313(A)	申请公布日期	1938.09.26
申请号	FRD832313	申请日期	1938.01.20
申请人	F. L. JACOBS COMPANY	发明人
分类号	B21D51/06	主分类号	B21D51/06
代理机构		代理人
主权项
地址

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