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发明名称
学生练字格尺
摘要
1.省略其它视图。2.产品为透明材料制成。A-A剖视图
申请公布号
CN3013068S
申请公布日期
1992.04.01
申请号
CN91301559.8
申请日期
1991.06.22
申请人
刘建国
发明人
刘建国
分类号
19-06-R0302
主分类号
19-06-R0302
代理机构
江西省专利事务所
代理人
张皋翔
主权项
地址
330800江西省高安县烟草专卖局专卖科
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