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经营范围
发明名称
MEJORAS EN LA PATENTE PRINCIPAL
摘要
申请公布号
ES146569(A2)
申请公布日期
1941.10.16
申请号
ES19690001465
申请日期
1939.08.12
申请人
L'AUXILIAIRE DES CHEMINS DE FER ET DE L'INDUSTRIE;AUSTERWEIL, GEZA VICTOR
发明人
分类号
(IPC1-7):C01;C23
主分类号
(IPC1-7):C01
代理机构
代理人
主权项
地址
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