发明名称 Lock cylinder and key set
摘要 Disclosed is a lock cylinder and key set, which includes a lock cylinder, which has a keyway with two keyholes separated by a partition, and a key, which has two blades insertable into the two keyholes of the keyway for acting against respective pins in the lock cylinder to unlock the lock cylinder.
申请公布号 US7174757(B1) 申请公布日期 2007.02.13
申请号 US20050250458 申请日期 2005.10.17
申请人 TSENG YUAN-CHENG 发明人 TSENG YUAN-CHENG
分类号 E05B27/06 主分类号 E05B27/06
代理机构 代理人
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