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发明名称
DISPOSITIVO DE ENGANCHE PERFECCIONADO PARA TUBOS DE RIEGO.
摘要
申请公布号
ES218968(Y)
申请公布日期
1977.01.16
申请号
ES19680002189U
申请日期
1976.02.20
申请人
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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