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发明名称
PELDANO DE ESCALERA PERFECCIONADO
摘要
申请公布号
ES274425(Y)
申请公布日期
1985.01.01
申请号
ES19250002744U
申请日期
1983.09.20
申请人
CUADRADO PEREZ TEODORO
发明人
分类号
E06C7/00;(IPC1-7):E06C7/00
主分类号
E06C7/00
代理机构
代理人
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地址
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