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发明名称
NUEVO SISTEMA PARA EL EMPALME DE TUBERIAS
摘要
申请公布号
ES245387(A3)
申请公布日期
1959.05.01
申请号
ES19870002453
申请日期
1958.11.05
申请人
HERNANDEZ LEPEZ, ANGEL
发明人
分类号
F16L;(IPC1-7):F16L
主分类号
F16L
代理机构
代理人
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地址
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