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发明名称
PERFECCIONAMIENTOS EN REJAS-ESCARDAS PARA ARADOS
摘要
申请公布号
ES290732(A1)
申请公布日期
1966.03.01
申请号
ES19320002907
申请日期
1963.08.09
申请人
ETABLISSEMENTS P. VIAUD & COMPAGNIE, S.A.
发明人
分类号
A01B15/18;(IPC1-7):A01B15/18
主分类号
A01B15/18
代理机构
代理人
主权项
地址
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