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发明名称
阀芯(节能)
摘要
申请公布号
CN300986704D
申请公布日期
2009.08.19
申请号
CN200830132202.7
申请日期
2008.07.17
申请人
董夫臣
发明人
董夫臣
分类号
23-01
主分类号
23-01
代理机构
代理人
主权项
地址
276300山东省沂南县青驼镇徐公店村70号
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