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经营范围
发明名称
VALVULA ANTIRRETORNO MEJORADA.
摘要
申请公布号
ES232739(Y)
申请公布日期
1978.08.01
申请号
ES19390002327U
申请日期
1977.12.05
申请人
发明人
分类号
F16K;(IPC1-7):F16K/
主分类号
F16K
代理机构
代理人
主权项
地址
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