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发明名称
Elemento para la formación de suelos y superficies sometidas a desgaste
摘要
申请公布号
ES61462(U)
申请公布日期
1957.10.01
申请号
ES19620000614U
申请日期
1957.08.09
申请人
CARDONA DE PILEGO, LUÍS F.
发明人
分类号
主分类号
代理机构
代理人
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