发明名称 Employee workstation attandance device
摘要 A signal device including a plurality of visually different displays mounted within housing and displays rotated by user to display one desired message at a time, so that the status of the workstation user can be visually determined. And signal device is attached to the top of the cubicle wall.
申请公布号 US2007277410(A1) 申请公布日期 2007.12.06
申请号 US20060442762 申请日期 2006.05.30
申请人 WARKENTINE BRIAN CHRISTOPHER 发明人 WARKENTINE BRIAN CHRISTOPHER
分类号 G09F11/02 主分类号 G09F11/02
代理机构 代理人
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