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发明名称
DISPOSITIVO ABATIBLE DE APOYO PERFECCIONADO.
摘要
申请公布号
ES229580(Y)
申请公布日期
1977.12.16
申请号
ES19800002295U
申请日期
1977.06.21
申请人
发明人
分类号
A47B;(IPC1-7):47B/
主分类号
A47B
代理机构
代理人
主权项
地址
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