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发明名称
新型双音多频密码控制锁
摘要
申请公布号
TW107606
申请公布日期
1989.01.21
申请号
TW077201117
申请日期
1988.02.04
申请人
周进文
发明人
周进文
分类号
E05B37/20
主分类号
E05B37/20
代理机构
代理人
主权项
地址
台北巿吴兴街二八四巷三十弄四十号三楼
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