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经营范围
发明名称
CHECK VALVE DEVICE
摘要
申请公布号
GB9200289(D0)
申请公布日期
1992.02.26
申请号
GB19920000289
申请日期
1992.01.08
申请人
SEABOARD LLOYD LIMITED
发明人
分类号
F16K15/18
主分类号
F16K15/18
代理机构
代理人
主权项
地址
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