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发明名称
ESTRUCTURA PERFECCIONADA PARA COLCHONES DE MUELLES.
摘要
申请公布号
ES228467(Y)
申请公布日期
1977.12.16
申请号
ES19670002284U
申请日期
1977.05.12
申请人
发明人
分类号
A47C;(IPC1-7):47C/
主分类号
A47C
代理机构
代理人
主权项
地址
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