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发明名称
密封垫圈
摘要
申请公布号
CN300821492D
申请公布日期
2008.08.27
申请号
CN200730096944.4
申请日期
2007.05.31
申请人
曹世清
发明人
曹世清
分类号
09-07
主分类号
09-07
代理机构
宜昌市三峡专利事务所
代理人
王远龙
主权项
地址
443100湖北省宜昌市夷陵区湖光2巷27号
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