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发明名称
学机键盘
摘要
申请公布号
CN3151198D
申请公布日期
2000.06.14
申请号
CN99328164.8
申请日期
1999.01.22
申请人
张玉琼
发明人
张玉琼
分类号
14-02-K0018
主分类号
14-02-K0018
代理机构
珠海市专利事务所
代理人
梁晓颖
主权项
地址
635414四川省平昌县张公乡通木材四组
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