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经营范围
发明名称
多用粉笔盒
摘要
1.右视图与左视图相同,省略右视图。2.省略俯视图、仰视图。3.盒内盛折叠教鞭、粉笔、图钉、时钟、课程表等教具。
申请公布号
CN88300100S
申请公布日期
1988.12.10
申请号
CN88300100
申请日期
1988.03.07
申请人
孟祥刚
发明人
孟祥刚
分类号
19-06
主分类号
19-06
代理机构
小松专利事务所
代理人
文琦
主权项
地址
北京市崇文区刚义胡同28号
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