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发明名称
刀闸阀(凸耳式)
摘要
底面为非常见面,省略仰视图。
申请公布号
CN300897485D
申请公布日期
2009.03.25
申请号
CN200730359013.9
申请日期
2007.12.28
申请人
姜日静
发明人
姜日静
分类号
23-01
主分类号
23-01
代理机构
温州高翔专利事务所
代理人
陈乾康
主权项
地址
325024浙江省温州市龙湾区永中街道中央汇路40弄5号
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