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发明名称
过滤阀
摘要
主要创作部位于阀体两端的开槽方形外形,和由阀体两端开槽方形外形和阀体组成的整体的外形。
申请公布号
CN3333102D
申请公布日期
2003.10.29
申请号
CN03309163.3
申请日期
2003.05.03
申请人
董服义
发明人
董服义
分类号
23-01
主分类号
23-01
代理机构
代理人
主权项
地址
317600浙江省玉环县城关镇鳝湾
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