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发明名称
UN DISPOSITIVO DE EJE PARA VEHICULO FERROVIARIO DE ANCHO DE VIA VARIABLE
摘要
申请公布号
ES497648(D0)
申请公布日期
1981.11.01
申请号
ES19480004976
申请日期
1980.12.12
申请人
SOTRAMEF
发明人
分类号
B60B35/10;B60B37/00;B61F7/00;F16D1/08;(IPC1-7):61F7/00;60B35/10
主分类号
B60B35/10
代理机构
代理人
主权项
地址
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