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发明名称
两头笔
摘要
申请公布号
CN300970478D
申请公布日期
2009.07.29
申请号
CN200830213327.2
申请日期
2008.09.28
申请人
浙江科技学院
发明人
刘亚琼;卢艺舟
分类号
19-06
主分类号
19-06
代理机构
杭州中平专利事务所有限公司
代理人
翟中平
主权项
地址
310023浙江省杭州市留和路318号浙江科技学院
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