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经营范围
发明名称
PERFECCIONAMIENTOS EN LAS MAQUINAS HIDRAULICAS.
摘要
申请公布号
ES351987(A3)
申请公布日期
1970.02.01
申请号
ES19870003519
申请日期
1968.03.14
申请人
CORNELIS JOHANNES VAN OS
发明人
分类号
F04B;(IPC1-7):04B/
主分类号
F04B
代理机构
代理人
主权项
地址
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