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发明名称
Bloque de cemento o cerámica utilizarle alternativamente en la construcción de paredes y forjados de pisos.
摘要
申请公布号
ES21060(U)
申请公布日期
1949.11.16
申请号
ES19600000210U
申请日期
1949.10.11
申请人
MARTÍN MARGALET, FRANCISCO
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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