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经营范围
发明名称
PERFECCIONAMIENTOS EN LA CONSTRUCCION DE PERFILES MACIZOS O HUECOS, EN ESPECIAL PARA LA CONFECCION DE MARCOS DE VENTANAS
摘要
申请公布号
ES291312(A1)
申请公布日期
1964.01.16
申请号
ES19120002913
申请日期
1963.09.02
申请人
DOERING, ERICH
发明人
分类号
(IPC1-7):E06B
主分类号
(IPC1-7):E06B
代理机构
代理人
主权项
地址
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