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发明名称
五位开关
摘要
申请公布号
CN3298960D
申请公布日期
2003.06.04
申请号
CN02364185.1
申请日期
2002.11.05
申请人
周伟昌
发明人
周伟昌
分类号
13-03
主分类号
13-03
代理机构
广州三环专利代理有限公司
代理人
刘孟斌
主权项
地址
528322广东省顺德市勒流镇黄连一居四组关地直街横巷1号
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