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发明名称
Clavijas de seguridad para conexiones de enchufe
摘要
申请公布号
ES40610(U)
申请公布日期
1954.04.01
申请号
ES19100000406U
申请日期
1954.02.23
申请人
QUER OLLER, RAMÓN
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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