Procédé et dispositif pour la fabrication de traverses de chemins de fer,申请号FR19610875514-传众专利搜索

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发明名称	Procédé et dispositif pour la fabrication de traverses de chemins de fer
摘要
申请公布号	FR1303307(A)	申请公布日期	1962.09.07
申请号	FR19610875514	申请日期	1961.10.10
申请人	ETERNIT SOCIETA PER AZIONI	发明人
分类号	B28B1/52;E01B3/44	主分类号	B28B1/52
代理机构		代理人
主权项
地址

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