Traviesa de hormigón precomprimido para vía férrea de cualquier ancho.,申请号ES19640000202U-传众专利搜索

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发明名称	Traviesa de hormigón precomprimido para vía férrea de cualquier ancho.
摘要
申请公布号	ES20264(Y)	申请公布日期	1950.02.16
申请号	ES19640000202U	申请日期	1949.05.26
申请人	VIDAURRETA MURUAGA, DOMINGO	发明人
分类号		主分类号
代理机构		代理人
主权项
地址

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