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发明名称
MEJORAS EN LA CONSTRUCCIoN DE CIERRES HERMÉTICOS PARA RECIPIENTES
摘要
申请公布号
ES202930(A1)
申请公布日期
1952.06.01
申请号
ES19300002029
申请日期
1952.04.12
申请人
ORTEGA PELLON, JOSE LUIS
发明人
分类号
(IPC1-7):B65
主分类号
(IPC1-7):B65
代理机构
代理人
主权项
地址
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