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发明名称
圆周等分仪
摘要
右视图与左视图相同,后视图与主视图对称,省略右视图、后视图。
申请公布号
CN300893398D
申请公布日期
2009.03.18
申请号
CN200730199283.8
申请日期
2007.12.30
申请人
孙谦怀
发明人
孙谦怀
分类号
10-04
主分类号
10-04
代理机构
山西五维专利事务所(有限公司)
代理人
李建伟
主权项
地址
033500山西省吕梁市高新区产业路48号新岛科技园A座四层
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