二次曲线规,申请号CN200730340734.5-传众专利搜索

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发明名称	二次曲线规
摘要
申请公布号	CN300871099D	申请公布日期	2009.01.07
申请号	CN200730340734.5	申请日期	2007.10.30
申请人	浙江省新昌中学	发明人	张贇
分类号	19-06	主分类号	19-06
代理机构		代理人
主权项
地址	312500浙江省新昌县城关镇新昌中学

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