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发明名称
Un tapón elástico hermético
摘要
申请公布号
ES29840(U)
申请公布日期
1952.03.01
申请号
ES19400000298U
申请日期
1952.02.04
申请人
VILA SAN-JUAN OLIVA, JUAN FELIPE
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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