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发明名称
视力表投影仪(2)
摘要
申请公布号
CN301309840S
申请公布日期
2010.08.11
申请号
CN200930315660.9
申请日期
2009.09.14
申请人
浙江理工大学
发明人
李锋
分类号
16-02
主分类号
16-02
代理机构
杭州杭诚专利事务所有限公司 33109
代理人
尉伟敏
主权项
地址
310000 浙江省杭州市下沙高教园区浙江理工大学
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