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发明名称
Teclado de máquina de escribir de teclas fijas inamovibles
摘要
申请公布号
ES13477(U)
申请公布日期
1946.09.01
申请号
ES19770000134U
申请日期
1946.07.17
申请人
FERNÁNDEZ VERDES-MONTENEGRO, JOSÉ
发明人
分类号
主分类号
代理机构
代理人
主权项
地址
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