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发明名称
笔(铁环)
摘要
申请公布号
CN301013602D
申请公布日期
2009.09.16
申请号
CN200830210723.X
申请日期
2008.09.24
申请人
中国计量学院
发明人
蔡文义;陈 浩;高 筠;周晓江
分类号
19-06
主分类号
19-06
代理机构
杭州裕阳专利事务所(普通合伙)
代理人
张骁敏
主权项
地址
310018浙江省杭州市高教园区学源街
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