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发明名称
MEJORAS INTRODUCIDAS EN EL OBJETO DE LA PATENTE PRINCIPAL 156685
摘要
申请公布号
ES163987(A1)
申请公布日期
1944.03.01
申请号
ES19870001639
申请日期
1943.12.03
申请人
ASENSIO SURIA, RAUL JOSE
发明人
分类号
(IPC1-7):D05
主分类号
(IPC1-7):D05
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