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经营范围
发明名称
VALVULA DE MARIPOSA PERFECCIONADA.
摘要
申请公布号
ES226741(Y)
申请公布日期
1977.08.16
申请号
ES19410002267U
申请日期
1977.02.26
申请人
发明人
分类号
F16K;(IPC1-7):16K/
主分类号
F16K
代理机构
代理人
主权项
地址
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