| 发明名称 |
Lock cylinder with selective control keys includes a main and a secondary key, and a control key overriding the secondary key |
| 摘要 |
The lock cylinder with selective control keys has a main key for opening under all possible conditions, and a limited-scope secondary key. A control key can bar entry to holders of the secondary key.
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| 申请公布号 |
ES2187309(A1) |
申请公布日期 |
2003.06.01 |
| 申请号 |
ES19990000688 |
申请日期 |
1999.03.31 |
| 申请人 |
UNIVERSIDAD DE OVIEDO. |
发明人 |
REY RONCO MIGUEL ANGEL;ALONSO SANCHEZ TERESA |
| 分类号 |
E05B35/10;(IPC1-7):E05B35/10 |
主分类号 |
E05B35/10 |
| 代理机构 |
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代理人 |
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| 主权项 |
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| 地址 |
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