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发明名称
井盖(1)
摘要
省略仰视图。
申请公布号
CN301150181D
申请公布日期
2010.03.03
申请号
CN200930016023.1
申请日期
2009.06.25
申请人
侯圣春
发明人
侯圣春
分类号
25-02
主分类号
25-02
代理机构
代理人
主权项
地址
272500山东省济宁市汶上县汶上镇小楼村银星路北段239号
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