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发明名称
SISTEMA PARA EL RODAMIENTO DE VEHICULOS POR VIAS FERREAS DE DISTINTOS ANCHOS
摘要
申请公布号
ES310440(A1)
申请公布日期
1965.07.01
申请号
ES19400003104
申请日期
1965.03.12
申请人
REQUETA RUIZ, PEDRO
发明人
分类号
B61J;(IPC1-7):B61J
主分类号
B61J
代理机构
代理人
主权项
地址
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