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发明名称
UN SISTEMA DE UNION DE TUBERIAS PARA ALTAS PRESIONES.
摘要
申请公布号
ES350020(A2)
申请公布日期
1969.04.16
申请号
ES19200003500
申请日期
1968.01.31
申请人
MELIS SAERA
发明人
分类号
F16L;(IPC1-7):16L/
主分类号
F16L
代理机构
代理人
主权项
地址
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