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发明名称
MECANISMO MEJORAO PARA EL CIERRE Y APERTURA DE PUERTAS AUTO-MATICAS.
摘要
申请公布号
ES225489(Y)
申请公布日期
1977.07.01
申请号
ES19890002254U
申请日期
1977.01.05
申请人
发明人
分类号
E05B;(IPC1-7):05B/
主分类号
E05B
代理机构
代理人
主权项
地址
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