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发明名称
Disco metálico para máquinas parlantes.
摘要
申请公布号
ES1941(Y)
申请公布日期
1934.03.01
申请号
ES19410000019U
申请日期
1933.09.12
申请人
LLOPART SUÑER, JUAN
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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