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发明名称
PERFECCIONAMIENTOS EN LOS MOTORES CON CILINDRO DE DOBLE PISTON
摘要
申请公布号
ES124412(A1)
申请公布日期
1931.11.16
申请号
ES19120001244
申请日期
1931.10.20
申请人
WILLIAM DOXFORD & SONS LIMITED
发明人
分类号
(IPC1-7):F16
主分类号
(IPC1-7):F16
代理机构
代理人
主权项
地址
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