拼音学盘,申请号CN93310484.7-传众专利搜索

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发明名称	拼音学盘
摘要	省略其它视图。
申请公布号	CN3028629D	申请公布日期	1994.11.30
申请号	CN93310484.7	申请日期	1993.12.30
申请人	陕西测绘仪器厂	发明人	高海峰; 段崇正
分类号	19-08	主分类号	19-08
代理机构	中国科学院西安专利事务所	代理人	任越
主权项
地址	710054陕西省西安市西影路38号

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